Boiler Stove Buffer Tanks and Underfloor Heating in Ireland
Integrating a boiler stove with underfloor heating matters because it lets you heat your home evenly while making the most of solid fuel in an Irish climate.
You are balancing three goals at once: steady comfort from low temperature underfloor circuits, safe heat management from a stove that can keep producing heat after the room is warm, and efficient control when you also have an oil or gas boiler, solar thermal, or other heat source in the mix. A buffer tank or thermal store becomes the calming middle layer, absorbing peaks, reducing short cycling, and helping you separate open vented solid fuel requirements from pressurised heating zones. You also need to plan for practical constraints, including pipework layout, pump and valve selection, heat leak and dump protection, water quality, and ongoing maintenance, while keeping installation aligned with Irish standards and competent workmanship.
Picture a common Irish setup where a back boiler stove supports space heating while your main boiler covers the rest: getting the storage, controls, and safety devices right is what turns that idea into a reliable system you can live with day to day. With that in mind, it helps to get clear on what each component does and how they work together.
Introduction to Boiler Stoves and Underfloor Heating
Pairing a boiler stove with underfloor heating matters because it can give you whole-home comfort without relying on high radiator temperatures, but only if the system is designed safely and controlled properly. Use the basics to get your bearings: a boiler stove is a solid-fuel stove with a built-in water jacket that sends heat into your central-heating circuit as well as heating the room it sits in, while underfloor heating is a pipe network under the floor that delivers steady, even warmth across living spaces. In many Irish homes, that combination helps reduce the “hot radiator, cold corner” problem and makes rooms feel more consistent. The key constraint is control and safety, because stove outputs, pipework, and heat-dump protection need to be specified by a competent installer so excess heat has a safe place to go if pumps or controls fail, and that practical reality shapes every decision you make from sizing to layout.
Why they suit modern Irish comfort goals
Underfloor systems are typically designed for lower, steadier water temperatures than traditional radiator circuits, which suits the way people want homes to feel day to day: gentle background warmth rather than sharp peaks and dips. SEAI notes that heat in homes is commonly distributed via radiators or underfloor heating in its Homeowner’s Guide to Heat Pump Systems, and the underlying logic is the same here: lower flow temperatures generally deliver more stable comfort when the heat source and controls are matched properly. That low-temperature mindset is where the details of stove output, storage, and mixing start to matter.
Where boiler stoves fit in
A boiler stove can act like a compact heat source for your water circuit, supporting space heating and, in some setups, contributing to domestic hot water via a suitable cylinder and controls, depending on how the system is designed. One simple way to sanity-check what’s realistic is to look at the range of boiler stove outputs available on Irish retailer listings such as boiler stoves in Ireland before you get into the more technical pieces like buffer tanks, manifolds, pump stations, and safety devices, because the appliance choice sets the boundaries for everything else in the system. Once you’ve got a feel for typical outputs, the conversation naturally turns to how you keep temperatures and heat delivery stable across the floor without compromising safety.
Frequently Asked Questions About Boiler Stoves and Underfloor Heating
Can a boiler stove run underfloor heating in an Irish home?
Yes, it can, but it needs the right system design. Underfloor heating usually wants lower flow temperatures than a stove can produce, so installers typically use a blending or mixing arrangement, along with appropriate pumps and controls, to deliver a safe, stable temperature to the underfloor manifold. The stove side also needs proper safety provision such as a heat leak or heat dump route where required by the stove manufacturer, because solid-fuel appliances cannot be switched off like oil or gas.
Do you need a buffer tank with a boiler stove and underfloor heating?
Often, yes, a buffer tank is used because it helps smooth out heat delivery. A boiler stove produces heat in bursts based on how it’s fired, while underfloor heating prefers steady low-temperature input, so a buffer can reduce cycling, improve comfort, and give the system more control headroom. Whether it is essential depends on stove output, underfloor zone size, insulation levels, and the chosen controls, so it is a design decision rather than a universal rule.
Is underfloor heating compatible with wood-burning and multi-fuel boiler stoves?
It can be compatible with either, but you need to match the fuel choice to how you actually live. Wood is common in rural Irish homes where seasoned fuel is available, while multi-fuel models can offer flexibility. Either way, the important part is that the stove, flue, cylinder or buffer, pumps, and safety devices are designed as one system and installed to the manufacturer instructions by a competent professional.
Can you run radiators and underfloor heating together from the same boiler stove?
Yes, mixed systems are common, especially in Irish renovations where upstairs radiators remain and underfloor heating is added downstairs. The usual approach is to have separate temperature control for each circuit, because radiators generally run hotter than underfloor heating. That typically means a mixing set or low-temperature manifold arrangement for the underfloor side, plus controls that prevent overheating and prioritise safe heat removal if the stove is producing more heat than the home can take.
What are the main safety requirements when linking a boiler stove to underfloor heating?
The big safety themes are heat control, safe heat dissipation, and correct plumbing. A boiler stove continues producing heat after you stop feeding it, so the system must cope with excess heat safely, particularly during power cuts or pump failure, using the safety measures specified by the stove manufacturer. Correct venting arrangements, expansion provision, and overheat protection are critical, and the flue and ventilation requirements must also be met. Always follow the appliance manual and use a qualified installer, because design shortcuts here are where problems start.
Will a boiler stove work with underfloor heating in a well-insulated, modern Irish house?
It can, but it needs careful sizing and control. Modern, well-insulated homes may have a low heat demand, which means an oversized stove can lead to overheating in the stove room and wasted heat. Underfloor heating can absorb a lot of low-grade heat over time, but the system still needs zoning and temperature control so you stay comfortable without constantly managing the fire. In many cases, the best results come from choosing a correctly sized appliance and including thermal storage so the stove can run efficiently without forcing heat into the house too quickly.
Does using a boiler stove affect BER or compliance in Ireland?
BER is influenced by the overall efficiency and controllability of the home’s heating and hot water systems, along with insulation and ventilation. Solid-fuel appliances can be harder to score well compared to high-control systems, but the exact impact depends on the dwelling, the secondary heating setup, and how the assessor records the appliance and controls. For compliance and safe installation, follow the manufacturer instructions and use competent installers, and keep documentation for your stove, flue system, and any plumbing or control components used.
What kind of maintenance should you expect with a boiler stove and underfloor heating setup?
You are maintaining both a stove and a wet heating system. On the stove side, you need regular cleaning, correct fuel use, and routine chimney or flue sweeping suitable for the appliance and fuel. On the heating side, you may need periodic checks of pumps, valves, inhibitor levels where applicable, and general system performance, particularly if you have a buffer tank, mixing valves, and multiple zones. Keeping the stove burning efficiently also helps reduce soot and tar build-up, which matters in Ireland’s damp climate where poor fuel quality can cause problems quickly.
Browse Boiler Stoves That Suit Irish Underfloor Heating Setups
If you’re at the stage of matching heat output to your home and figuring out what’s realistic for your pipework and controls, start by shortlisting suitable appliances and confirming the boiler output range with your installer. Browse the boiler stoves in Ireland collection to compare options by size and performance, then use that shortlist as the basis for a safe, properly controlled underfloor heating design.
Key Components: Boiler Stoves, Buffer Tanks, and Underfloor Heating
A boiler stove is a solid-fuel stove with a built-in boiler that sends heat into your home’s water circuit, not just the room. A buffer tank (thermal store) is an insulated cylinder that holds hot water so heat is released steadily instead of in bursts. Underfloor heating (UFH) is a low-temperature system that warms rooms evenly through pipe loops in the floor. The nuance is control: without the right plumbing and safety devices, a stove’s natural “heat when it’s burning” pattern can work against UFH’s slow, steady demand, leaving you with temperature swings and fussier day-to-day control.
How the system works together in an Irish home
This setup matters because it turns a variable heat source into stable comfort. The stove charges the tank, and UFH draws from it at a controlled temperature through proper mixing and control. If you’re comparing appliance options, start by sizing and plumbing around a suitable stove from the boiler stoves collection, then design the tank volume and UFH circuits to match, with a qualified installer specifying the required safety components for a solid-fuel system so the whole setup runs smoothly in real Irish conditions.
Frequently Asked Questions About Boiler Stoves, Buffer Tanks, and Underfloor Heating
Can a boiler stove run underfloor heating in Ireland?
Yes, it can, and it is a common approach in Irish renovations and rural homes where solid fuel is part of the plan. The key is using a buffer tank (thermal store) and the right controls so UFH receives a low, stable flow temperature while the stove runs at higher, more variable temperatures. Your installer should design it as an integrated system rather than trying to bolt UFH directly onto a stove circuit.
Do you need a buffer tank with a boiler stove and UFH?
In most cases, yes. UFH prefers steady low-temperature heat, while a boiler stove outputs heat in bursts depending on how it is fired. A buffer tank stores that heat and allows the UFH manifold to draw what it needs at the right temperature, which improves comfort and makes control far easier. The final requirement depends on the stove output, the UFH load, and the overall system design, so get it sized and specified by a competent heating professional.
What temperature does underfloor heating need compared to radiators?
UFH typically runs at a lower flow temperature than radiators because it heats a large area gently and evenly. Radiators usually need hotter water to deliver the same heat output in a shorter time. That temperature difference is exactly why mixing valves, controls, and a buffer tank are so important when UFH is paired with a solid-fuel boiler stove.
Can you connect a boiler stove directly to UFH without mixing controls?
It is generally not appropriate to do so. UFH pipework and floor build-ups are designed for low-temperature operation, and feeding them directly from a stove circuit can lead to overheating, discomfort, and avoidable stress on system components. A properly designed setup uses mixing to control UFH flow temperature, along with the correct safety measures for solid-fuel systems.
Who should install a boiler stove, buffer tank, and UFH setup?
Use a qualified installer experienced with solid-fuel boiler stoves and hydronic heating systems. Solid-fuel appliances have specific safety and compliance requirements, and the plumbing and control strategy matters as much as the stove itself. You should also follow the stove manufacturer’s installation manual and ensure the flue and ventilation arrangements are suitable for your home.
Compare Boiler Stoves That Suit Whole-Home Heating
If you are planning to heat radiators, hot water, or underfloor heating from a solid-fuel stove, start by shortlisting an appropriately sized appliance and build the system design around it. Browse the boiler stoves collection to compare outputs and formats, then bring your shortlist to your installer so the buffer tank, controls, and UFH circuit design can be specified to match your home.
Integrating Boiler Stoves with Underfloor Heating Systems
Plan the hydraulic layout early, then size and position a buffer tank or thermal store to soak up stove heat. Keep the stove side safely open-vented, while feeding your underfloor loops through a separated, controlled circuit designed for low temperatures. Commission the controls and safety devices properly so the system stays safe and stable even if a pump fails or the power goes out, because that risk shapes every design choice.
1. Map the circuits and choose buffer vs thermal store
Start by sketching three circuits: the stove primary loop, the store, and the underfloor heating (UFH) manifold. UFH typically wants low flow temperatures, while a boiler stove runs hotter, so some form of heat storage and temperature control is usually what makes the whole setup behave.
A buffer tank is mainly there to add water volume and reduce rapid cycling and temperature swings. A thermal store can do that job too, but is often chosen when you also want to manage domestic hot water (DHW) or multiple heat sources in a more structured way. That difference matters once you start looking at how much heat the stove puts into water versus the room, because it affects both comfort and control.
2. Separate vented and pressurised sides safely
Keep the boiler stove on an open-vented primary circuit with the correct safety devices and a proper heat-dump route, in line with common Irish solid-fuel practice and the need to safely dissipate heat during abnormal conditions. SEAI’s DEAP Manual discusses solid fuel boiler heating systems, including the importance of suitable system arrangements and controls for safety and performance, in Section 9.2.3 of the DEAP Manual.
In plain terms, you do not want the stove directly driving a sealed UFH circuit unless your installer has confirmed the exact stove model, safety kit, and hydraulic separation method are appropriate. The separation is what lets the stove operate in a safe, vented environment while the UFH side runs at the lower, steadier temperatures it needs for comfort, which is where the real day-to-day usability is won or lost.
3. Configure the underfloor side for low-temperature flow
Feed UFH from the store using a pump set and a blending or mixing valve so the manifold sees a controlled low flow temperature. This is also where zoning, thermostats, and manifold actuators earn their keep, because UFH responds slowly and can overshoot if the water temperature is too high or the controls are too basic.
If you are still comparing stove outputs, focus on the water-to-room split (how many kW go to the boiler side versus into the room) as much as the headline kW figure, because the wrong split can leave the living room roasting while the floors lag behind. It helps to shortlist a few realistic options and compare specs side by side, and you can do that while browsing boiler stoves in Ireland to sense-check the kind of outputs commonly used in Irish homes with radiators, hot water, or mixed systems, which is where the final controls and commissioning choices start to become obvious.
Frequently Asked Questions About Integrating Boiler Stoves with Underfloor Heating
Can a boiler stove run underfloor heating directly?
It can, but it usually should not run UFH directly without hydraulic separation and proper temperature control. Boiler stoves operate at higher temperatures than UFH typically needs, so most safe, comfortable setups use a buffer tank or thermal store and a mixing arrangement to supply low-temperature water to the UFH manifold, with the stove kept on an open-vented primary circuit where appropriate.
Do you need a buffer tank or thermal store with UFH and a boiler stove?
In most real Irish installs, yes. A buffer tank or thermal store helps absorb surplus heat, smooth temperature swings, and protect the UFH side from excessively hot flow temperatures. Your installer will size it based on stove output, the water-to-room heat split, the UFH area, and how you plan to prioritise space heating versus domestic hot water.
Should the boiler stove side be open-vented or sealed?
Many solid fuel boiler stove systems are designed around an open-vented primary circuit for safety, particularly to deal with heat safely if circulation is interrupted. The correct arrangement depends on the stove model, manufacturer instructions, and the full system design, so your installer should confirm compatibility and the required safety devices. For energy assessment context, SEAI’s DEAP Manual covers solid fuel boiler heating system considerations in Section 9.2.3.
What temperature should underfloor heating run at with a stove?
UFH generally runs at lower flow temperatures than radiator circuits, with the exact target depending on your floor build-up, insulation levels, and heat loss. The key point is not a single number, but having a blending or mixing control so the UFH manifold receives a stable, low temperature supply rather than whatever the stove happens to be producing.
What should you look at when choosing a boiler stove for UFH?
Look beyond the headline kW. Pay close attention to the boiler output (to water) versus room output, the stove’s stated system compatibility, and the installation requirements around safety and venting. A stove with too much room heat can make the stove room uncomfortable, while too little boiler output can struggle to keep UFH and hot water satisfied, especially in colder spells or larger homes.
Start Shortlisting Boiler Stoves That Suit Your Heating Plan
If you are planning underfloor heating with a boiler stove, start by narrowing down models based on boiler output, room output, and how you want to handle storage with a buffer tank or thermal store. Browse the current range of boiler stoves in Ireland to compare realistic options, then bring your shortlist to your installer so the hydraulic layout, safety devices, and controls can be specified correctly for your house.
Best Practices for Safe and Efficient Operations
Boiler stoves, buffer tanks, and underfloor heating tend to work best when the safety controls, pipework design, and heat outputs are planned as one joined-up system. In Ireland, the Department of Housing’s Technical Guidance Document J is a key reference point installers use for solid-fuel safety and good flue practice. The right setup also depends on your home’s heat loss, the water volume in the system, and whether underfloor heating is being mixed with radiators, which often means different flow temperatures and proper temperature control.
Use a qualified installer and design to Irish standards
Use a competent, suitably qualified installer who will design around clearances to combustibles, ventilation, and reliable flue performance as set out in Technical Guidance Document J – Heat Producing Appliances. Always follow the stove manufacturer’s installation manual as well, as it will specify the exact requirements for flue diameter, hearth construction, and safety distances in your particular model, and those details affect what components you need to buy.
Keep efficiency high with simple routines
Burn dry fuel, keep airways clear, service pumps and valves annually, and clean flues on schedule.
Once the day-to-day basics are right, the practical decision becomes choosing a boiler stove with outputs that actually suit your room and your heating circuit, rather than trying to force a mismatch to work.
When you’re choosing the appliance itself, it helps to shortlist from a boiler stoves collection before matching it to the buffer tank and the underfloor heating layout.
Common Application Scenarios and Challenges
The right answer depends on your existing heat source, your cylinder type, and whether you’re trying to feed radiators, underfloor heating (UFH), or both. In Irish retrofits, plumbers often prioritise a heat-store approach so solid fuel can run safely without boiling the system if pumps stop or zones shut down. A buffer tank adds stability, but the pipework, controls, and available space can make or break the job, especially where you are trying to keep day-to-day heating simple.
Typical Irish setups (and what usually trips people up)
A common mix is a boiler stove into a buffer tank feeding UFH via a blending valve, while oil stays as automatic backup. SEAI’s heat pump support is aimed at households replacing fossil fuel systems, which is why good zoning and low-temperature circuits tend to come up so often in heating upgrades. If you’re comparing outputs, start with boiler stove options sized for Irish homes on Boiler Stoves Ireland; the usual headaches are undersized buffers, poor control logic between heat sources, and not allowing for UFH’s slow heat-up time, which can leave the house feeling uneven if the system isn’t set up to run steadily.
Frequently Asked Questions for Boiler Stove and Underfloor Heating Systems
Do you need a buffer tank to run underfloor heating from a boiler stove in Ireland?
In most Irish installs, a buffer tank (often called a thermal store) is the sensible way to link a boiler stove to underfloor heating safely and smoothly. Underfloor heating is a low-temperature, steady-heat system, while a boiler stove can deliver heat in bursts depending on how it is fired, so buffering helps smooth out peaks and troughs and protects the stove and pipework from overheating.
The key detail is design and controls. Your installer needs to match the stove’s boiler output to the underfloor heating zones, use the right mixing valve and pump controls to keep UFH flow temperatures in range, and include correct heat-leak or heat-dump protection where required by the stove manufacturer. Getting that balance right is what keeps the floor comfortable and the stove operating safely over the long term.
Can I connect any boiler stove to UFH?
You can connect many boiler stoves to underfloor heating, but not any model by default. Compatibility depends on the stove’s boiler output (kW to water), whether it is intended for an open-vented or sealed system, and the safety and control kit specified by the manufacturer. It also depends on whether the overall design includes buffering and mixing, so the underfloor heating sees the lower, steadier temperatures it needs.
A practical starting point is to compare typical boiler outputs and formats in the boiler stoves collection, then confirm suitability with your installer based on your floor area, zoning, hot water demand, and the existing heating system.
Why does UFH “want” different heat than radiators?
Underfloor heating is designed to run at lower water temperatures than radiators because it heats a large surface area gently, rather than relying on hotter emitters. That low-temperature approach is why UFH tends to feel even and comfortable, but it also means it needs good control of flow temperature and steady heat input to avoid swings in room temperature and floor surface temperature.
This is exactly why buffer tanks and blending or mixing controls are common when you link UFH to heat sources that can run hotter or less steadily, such as solid-fuel appliances, and why system design matters as much as the appliance choice when you want predictable comfort.
Size and shortlist a boiler stove that suits UFH
If you are planning underfloor heating with a boiler stove, the most useful next step is to shortlist a few stoves by boiler output and format, then confirm the system design with a qualified installer. Browse the boiler stoves collection to compare options, and keep notes on the kW to water figure, the room heat split, and any manufacturer requirements around system type, buffering, and safety controls so your installer can specify the right layout with confidence.
Understanding Heating Systems and Ireland's Energy Goals
Match your heating choices to how Irish homes are being upgraded in practice. Boiler stoves, buffer tanks and underfloor heating can all support Ireland’s wider efficiency push, but only when the system is designed to run smoothly and safely. SEAI retrofit advice consistently comes back to cutting heat loss first, then delivering lower-temperature heat more steadily. The key nuance is that a solid-fuel boiler stove only stays “efficient” in real life when the plumbing design avoids short cycling, slumbering, and unwanted overheating.
Why SEAI’s retrofit targets make system design matter
Ireland’s retrofit programme targets the equivalent of 500,000 homes upgraded to BER B2 (or cost-optimal equivalent) by 2030, as referenced in SEAI reporting and Government climate action communications, including SEAI’s National Retrofit Plan Full Year Report 2023 and the Government announcement on the National Retrofitting Scheme on gov.ie. That direction favours steady, controllable heat delivery and good heat distribution, rather than chasing occasional high peak output, which is where correct sizing and sensible system layout start to pay off.
Linking the idea to what you’ll actually buy next
This is where boiler-side sizing, the heat-to-water versus heat-to-room split, and safe heat dumping become non-negotiable design checks. It’s worth comparing typical outputs and formats on a boiler stoves collection before you commit to a buffer tank size and underfloor circuit layout, because the numbers on the data plate influence everything from comfort to safety controls.
Can I run an underfloor heating system from a solid fuel boiler stove in Ireland?
Yes, a boiler stove can feed underfloor heating (UFH) in Ireland, but it needs the right hydraulic design because UFH typically runs at lower flow temperatures than radiator circuits.
In practice, the stove heats a buffer tank or thermal store, and the UFH manifold draws from that store through a mixing valve and pump set to keep UFH flow temperatures stable. This arrangement also helps protect the stove from low return temperatures and reduces the risk of overheating when the stove output does not perfectly match the heat demand. Expect to keep a second heat source (oil, gas, electric, or heat pump) available if you need fully automatic, all day heat when the stove is not lit.
What buffer tank volume is appropriate for a given stove/boiler output and Irish house size?
Buffer tank sizing is mainly about matching the stove’s water-side output and burn pattern to a steady, low-temperature UFH load, not just floor area. In an Irish home, the same square metre size can have very different heat demand depending on BER, insulation upgrades, air-tightness, and whether UFH is throughout or only in certain zones.
A practical sizing approach is:
Start with the boiler stove’s water output (kW) and the manufacturer’s recommended system volume and protection requirements.
Size the tank for run-time and control, aiming for enough stored heat to smooth the stove’s peaks and give the UFH circuit stable temperatures.
Allow extra volume if you also want to absorb heat for domestic hot water, multiple zones, or future renewables.
Because the correct volume depends on target temperatures, emitter sizing, and safety controls, your installer should calculate it from your heat loss and the appliance data rather than picking a tank size purely from house size.
Is it worth using solar thermal to contribute to underfloor heating in Ireland’s climate?
It can be worth it, but in Ireland solar thermal usually makes the strongest impact on domestic hot water rather than space heating, because UFH demand is highest in winter when solar gains are lowest. Solar thermal can still contribute to UFH in shoulder months, especially in homes with good insulation, low UFH flow temperatures, and a properly sized thermal store.
Solar thermal tends to make more sense for UFH when:
You already need a buffer tank or thermal store that can accept solar coil input.
Your UFH is designed for low flow temperatures and long run times.
You want to reduce summer stove lighting by covering hot water needs.
If your main goal is lower running costs for space heating, the decision usually comes down to system complexity, roof suitability, and how much of your annual heat is actually low-temperature and daytime aligned.
What are the key safety and compliance requirements in Ireland when connecting a boiler stove to a buffer tank and UFH?
You are dealing with solid fuel, hot water storage, and potentially mixed vented and sealed circuits, so safety design and competent installation matter as much as efficiency.
Key points to insist on in an Irish installation:
Overheat protection for solid fuel: a suitable heat dump arrangement and controls, because a stove cannot be switched off like an oil or gas boiler.
Correct expansion and pressure management: open vented design where required, or correctly rated sealed components, plus pressure relief and discharge piped to a safe location.
Hydraulic separation and temperature control: a buffer tank to absorb output swings, plus a mixing valve on UFH to keep floor temperatures safe and comfortable.
Return temperature protection: to reduce condensation and corrosion risks inside the appliance and flue.
Flue, ventilation, and carbon monoxide safety: appliance clearances, suitable flue specification, permanent ventilation where needed, and working CO alarms.
Documentation and sign-off: keep commissioning settings, schematics, and product data for insurance, future servicing, and BER assessment.
A well-designed system should feel calm in day-to-day use, with steady UFH temperatures and clear safety behaviour even during a hard burn.
How do Irish building regulations view boiler stoves with buffer tanks versus heat pumps for underfloor heating?
For new dwellings and major renovations in Ireland, energy compliance is strongly shaped by Building Regulations Part L and the DEAP methodology used for BER. Part L (2019) introduced a Renewable Energy Ratio (RER) requirement of 20% for dwellings, as summarised by the SEAI building regulations and standards guidance.
In that context, heat pumps are commonly paired with UFH because they are efficient at low flow temperatures and can help meet renewables and carbon targets through the DEAP calculation. A boiler stove with a buffer tank can still be a good comfort and resilience choice, particularly in rural homes or where solid fuel is part of the lifestyle, but it is usually treated as part of a broader package rather than a like-for-like substitute for a heat pump in compliance terms.
If you want a system that is efficient, controllable, and suited to how Irish homes are assessed today, getting the appliance choice and system design right from the start makes everything else easier.
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If you are also weighing up appliance options, have a look at our range of boiler stoves and match the right output and features to your home before you commit to a buffer tank and UFH layout.