New UK Regulations That Could Affect Your Plumbing in 2025

UK Underfloor Heating (UFH) Energy Efficiency Incentives (as of Nov 2025)

Did you know the UK government offers up to 30% financial incentives for upgrading to energy-efficient underfloor heating? Discover how these schemes cut your bills and carbon footprint, making your home both cozy and eco-friendly by November 2025. Introduction to Underfloor Heating Energy Efficiency Incentives Underfloor heating energy efficiency incentives are transforming how UK homeowners, landlords, and builders approach home comfort and energy savings. These new government-backed programmes, available as of November 2025, provide up to a 30% discount on installation costs for energy-efficient underfloor heating systems, helping you create a warmer home while shrinking both energy bills and your carbon footprint. Whether you're upgrading an older property or fitting a new build, these incentives are designed to make sustainable living more accessible and affordable. The focus on energy efficiency means homes equipped with modern underfloor heating see improved EPC ratings and significant long-term savings. By tapping into these incentives, you're not only increasing the value and comfort of your property but also contributing to the UK's net zero transition. Let's explore why energy efficiency is now at the heart of heating system choices—making a real difference to running costs and everyday comfort. Why Energy Efficiency Matters for Modern Heating Systems Energy efficiency in modern heating systems is about achieving maximum warmth and comfort in your home while minimising wasted energy. Traditional radiators often produce hotspots and chilly corners, relying on high water temperatures and more frequent cycling to keep rooms warm. By contrast, underfloor heating distributes gentle, even warmth across the entire floor, using water or electric elements that operate at significantly lower temperatures. This approach means lower energy consumption and reduced running costs. As more homeowners and developers look to combine low carbon technology—such as air source or ground source heat pumps—with modern floor heating, the push for energy efficiency grows even stronger. Installing an energy-efficient underfloor heating system helps reduce your home’s overall carbon emissions, supports the UK’s energy-saving goals, and positions your property for better energy performance certificate (EPC) ratings—all while keeping your living spaces comfortable and inviting throughout the colder months. UK Government Incentives: Up to 30% Off Underfloor Heating Installation The UK government recognises the impact that energy-efficient home upgrades can have on national carbon reduction targets and household budgets. That’s why several incentive schemes, including the new Home Upgrade Grant and updates to renewable energy initiatives, allow eligible homeowners and builders to claim up to 30% off underfloor heating installation costs in 2025. These UFH energy efficiency incentives apply to both water-based and electric systems, provided they meet strict efficiency and product standards. This level of support makes it much more feasible to invest in underfloor heating—particularly when paired with air source or ground source heat pumps, which further boost system efficiency and maximise your annual energy bill savings. The result? A noticeably warmer home, dramatically reduced running costs, and a smaller environmental footprint, all thanks to smart government-backed funding options. What You'll Learn About Underfloor Heating Energy Efficiency Incentives The main types of underfloor heating energy efficiency incentives available in the UK How eligible homeowners and builders can maximise savings Comparison between underfloor and traditional radiator systems How heat pumps and renewable technologies integrate with underfloor heating How incentives affect installation costs and long-term energy bills Overview of Underfloor Heating in Energy Efficient Homes How Underfloor Heating Systems Contribute to Energy Efficiency Underfloor heating systems deliver warmth from the ground up, creating a more balanced and efficient way to heat your living spaces. The science behind this approach is simple yet powerful: when warmth rises evenly from an extensive surface area, as with an underfloor heating grid, it creates a uniform temperature across the whole room. Unlike traditional radiators which often form warm spots close to the unit and cold zones further away, floor heating ensures consistent comfort, even at lower thermostat settings. The science of floor heating and heat distribution means less energy is needed to achieve the same comfort, resulting in lower energy bills over time. Compared to radiators, underfloor heating operates at a lower temperature—usually between 27-29°C for floors, as opposed to the 65-75°C common with radiator circuits. This difference translates directly into more energy-efficient heating and reduced running costs, making it ideal for homeowners prioritising energy saving and energy efficiency. "Underfloor heating offers up to 25% greater energy saving compared to traditional radiators, especially when paired with a heat pump system." — Energy Saving Trust When planning your installation, it's important to be aware of common pitfalls that can affect both efficiency and long-term performance. For a practical guide on what to avoid and how to ensure a smooth underfloor heating installation, see these essential tips on avoiding common underfloor heating installation mistakes in the UK. Key Benefits: Warmer Homes, Lower Energy Bills A well-installed underfloor heating system does far more than just provide comfort underfoot—it has tangible advantages for both your wallet and the planet. Consistent warmth means you’re less likely to crank up the thermostat or run your heating system for longer periods, which directly reduces energy bills. The efficiency gains are immediate in a modern, well-insulated home, particularly when smart thermostats or zoned controls are in place. Consistent warmth and comfort: No chilly drafts, cold floors, or uneven temperatures—just a gentle, inviting heat throughout every room. Potential annual savings on energy bills can reach hundreds of pounds, especially when upgrading from older central heating or inefficient electric systems. Lower carbon emissions: Operating at a lower temperature and supporting renewable sources, underfloor heating helps reduce your home’s greenhouse gas footprint significantly. Types of Underfloor Heating Systems & Energy Efficiency Incentives Water-Based (Wet) Systems: Compatibility with Heat Pumps Water-based or "wet" underfloor heating systems use a series of pipes installed under the floor to circulate warm water, efficiently distributing heat across the surface. Because they operate at much lower water temperatures compared to central heating radiators, wet underfloor heating systems are the ideal match for air source and ground source heat pump technologies. Heat pumps are most efficient when running at lower temperatures—making these systems a perfect pair for maximising energy efficiency. When connected to a heat pump, wet underfloor heating works in harmony with renewable energy sources. This combination can reduce your building’s overall energy consumption, cut energy bills further, and help you qualify for higher grant levels under certain incentive schemes. With government funding now targeting these high-efficiency setups, water-based systems are increasingly popular among new builds and informed retrofit projects. Electric (Dry) Systems: Installation Costs & Efficiency Electric underfloor heating systems, or "dry" systems, use thin wires or heating mats placed directly beneath the floor to provide comfortable, controllable warmth. These systems are especially well suited for smaller areas, bathrooms, or projects where a full water-based system isn’t feasible. Installation tends to be simpler and faster, typically requiring less structural work and disruption. While electric systems can be more affordable to install in certain scenarios—especially for single rooms—they are often slightly less efficient than water-based options, particularly for large open-plan spaces or whole-house heating. However, improvements in smart controls, insulation, and optimised programming mean electric underfloor heating remains an energy-efficient choice for many properties targeted by energy efficiency incentive schemes. Comparison Table: Water-Based vs. Electric Underfloor Heating for Energy Efficiency Aspect Water-Based (Wet) UFH Electric (Dry) UFH Energy Efficiency Very high, especially with heat pumps High, more efficient in small areas Installation Costs Higher (but large grants available) Lower for small rooms Running Costs Low (especially on renewables) Medium to high (mains electricity rates) Suitability Whole property, new builds, large areas Retrofit, bathrooms, smaller projects Incentive Eligibility Broad (especially when paired with heat pump) Some grants, less eligible for renewables Current UK Underfloor Heating Energy Efficiency Incentives (as of Nov 2025) Home Upgrade Grant: Funding for Floor Heating System Installation The Home Upgrade Grant is one of the flagship government schemes supporting energy-saving technologies in UK homes. As of November 2025, this grant assists homeowners and landlords—particularly those on lower incomes or upgrading less energy-efficient properties—in financing new underfloor heating system installations. By covering up to 30% of installation costs, the Home Upgrade Grant significantly reduces the upfront investment barrier, making it easier to switch from outdated, costly heating to a modern floor heating solution. Funding is prioritised for projects that demonstrate clear energy savings, improved EPC (Energy Performance Certificate) ratings, and integration with further measures such as heat pumps or insulation upgrades. If you’re considering an underfloor heating retrofit or new build, this scheme is one of the most accessible ways to cut costs and improve your home's energy efficiency. Renewable Heat Incentive & Integration with Source Heat Pumps The Government’s Renewable Heat Incentive (RHI) and latest energy efficiency funding streams heavily endorse underfloor heating installed alongside air source or ground source heat pumps. Homes that replace traditional central heating with a combined UFH and heat pump system often qualify for extra funding, thanks to the substantial carbon and energy bill savings possible. How air source and ground source heat pumps can boost eligibility: Projects pairing UFH with renewable heat sources typically unlock higher levels of incentive, reflecting their superior energy efficiency and reduced carbon footprint. Impact on energy efficiency and energy bills: These subsidies mean you benefit from a more affordable installation while also enjoying year-on-year reductions in energy costs—especially when replacing older electric storage, oil, or gas systems. Applying for Local Council Energy Saving Schemes In addition to national grants, many local councils run their own energy saving schemes, designed to accelerate the take-up of eco-friendly technologies like underfloor heating in social housing, affordable homes, and private properties. The focus is often on properties in hard-to-heat areas or those seeking to improve their EPC banding. These councils typically offer grants or zero-interest loans, streamlined application processes, and technical advice to maximise the uptake of energy-efficient underfloor heating systems locally. Applicants should carefully assess eligibility requirements, as these may include minimum insulation standards, particular heating system types, or priority for retrofit projects over new builds. Combining local council schemes with national grants can help you achieve even greater savings and improved energy efficiency outcomes for your property. Eligibility, Application Process & Required Documentation Who Qualifies for Underfloor Heating Energy Efficiency Incentives? Energy efficiency incentives for underfloor heating are available to a wide range of UK property owners and stakeholders, ensuring almost anyone undertaking a qualifying home upgrade can benefit. Homeowners looking to retrofit their houses, landlords striving to boost EPC ratings in rental properties, and building developers working on energy-efficient new build schemes are all potential applicants for underfloor heating incentives. Homeowners, landlords, and building developers: Broad eligibility helps make efficient floor heating more widely accessible. Retrofitting versus new builds: Some grants favour retrofit projects targeting existing homes with older heating, while others focus on high-efficiency new-build installation. To confirm your eligibility, review the latest government and local council criteria carefully, especially if you’re applying in conjunction with insulation, heat pumps, or solar panels for a fully integrated eco-home. Application Tips: Making Your Case for Maximum Funding To give yourself the best chance of securing the highest level of support for your underfloor heating energy efficiency upgrade, preparation is key. Start by gathering thorough documentation, such as existing EPC ratings, proof of income if required, and builder quotes specifying the type of floor heating system to be installed. Be ready to demonstrate how your project achieves clear energy savings—for example, by showing reductions in heating system running costs or calculating the projected lower energy consumption compared with traditional radiators. For an even stronger application, consider bundling your floor heating upgrade with improvements like renewably powered heat pumps or smart heating controls. Many council and national schemes offer bonus grants for whole-home approaches, so highlighting these combined measures can result in substantially higher financial support. Don’t hesitate to get expert guidance to help assemble your documentation and maximise your savings. Underfloor Heating vs. Traditional Radiators: Energy Efficiency & Bills Installation Costs, Efficiency, and Lifespan Comparison When weighing up underfloor heating against traditional radiator systems, it's essential to look beyond installation costs and consider long-term operating efficiency and system lifespan. While the initial investment for underfloor heating can be higher—especially for water-based systems—the difference is rapidly offset by energy bill savings and lower ongoing maintenance requirements. Radiators often need frequent servicing or replacement due to corrosion, air locks, and unequal heating distribution, while floor heating systems boast longer operational lifespans and require less intervention. Over time, the reduced running costs of underfloor heating, particularly when linked to a heat pump or operated in a well-insulated property, more than compensate for higher upfront outlay. When you factor in available incentives, the payback period decreases even further, helping property owners benefit from both warmer homes and improved EPC scores. Table: Comparative Costs & Savings—Underfloor Heating vs. Traditional Radiator Systems Feature Underfloor Heating Traditional Radiators Installation Cost Medium–High (grant eligible) Low–Medium Running Costs Low (energy efficient, lower temperature) Medium–High (higher temperature, less efficient) Lifespan 20–40 years 10–15 years Comfort & Warmth Consistent, even, comfortable warmth Spot heating; uneven temperatures EPC Rating Impact Significant positive improvement Lower impact Impact on Energy Bills and EPC Ratings One of the main drivers for many property owners switching to underfloor heating is the promise of lower energy bills and improved energy efficiency scores. Because underfloor heating requires less energy to keep a space warm and works best when integrated with renewal heating systems, it is proven to reduce overall household energy consumption. This translates directly into a stronger EPC rating, higher property value, and eligibility for a wider range of energy efficiency incentives. Lower energy consumption: Floor heating minimises heat loss and operates efficiently at lower temperatures, slashing running costs month after month. Improved EPC rating: A modern underfloor heating system, especially when used alongside smart controls and insulation, almost always improves a property’s EPC score—helping win more incentive support and making flats or homes easier to let or sell. Integrating Air Source Heat Pumps & Smart Controls Optimising Energy Efficiency with Air Source Heat Pumps Air source heat pumps have become one of the most popular partners for underfloor heating, thanks to their high efficiency and compatibility with low-temperature heating circuits. By extracting heat from outdoor air—even on cold days—and transferring it to an underfloor heating system, these pumps achieve exceptional energy savings and lower your home’s carbon output. Combined, air source heat pumps and UFH create a highly efficient heating system capable of slashing both running costs and carbon emissions—especially when supported by government incentives and grants. For new builds and substantial retrofits seeking maximum savings, the pairing of these two technologies is now often recommended by UK energy consultants. Paired systems also tend to qualify for the most generous funding, making them a future-proof investment for homes aiming for lower long-term energy bills and the highest possible energy efficiency. Smart Thermostats and Zoned Floor Heating for Warmer Homes Smart thermostats and zoned controls take underfloor heating energy efficiency to even greater heights, enabling property owners to tailor warmth to different rooms and schedules. With smart tech, you can preprogramme heating for occupied zones while leaving unused spaces at lower temperatures, greatly reducing energy waste. Real-time adjustments via mobile apps and learning features further optimise settings—delivering perfectly controlled, efficient warmth and unlocking yet more energy bill savings. "Pairing an air source heat pump with a zoned underfloor heating system maximises both comfort and energy savings." — UK Green Building Council Cost-Benefit Analysis: Energy Saving Over Time Short-Term Savings with Energy Efficiency Incentives The most immediate benefit of installing underfloor heating through energy efficiency incentive programmes is a drastic reduction in upfront installation costs. Homeowners can typically save thousands of pounds via national and local grants, making energy-efficient floor heating solutions as affordable as (or even less costly than) basic radiator renewals. On top of grant support, lower ongoing running costs thanks to improved efficiency ensure that the savings start accumulating from the very first energy bill. Long-Term Reduction in Energy Bills Beyond the grant period, your investment continues to pay dividends through long-term savings in heating bills. With a properly installed underfloor heating system, especially one paired with a heat pump and modern controls, many UK families report cutting their annual heating expenses by 20–25% or more. Improved home comfort, a boost in property value, and eligibility for future green incentives add to the enduring appeal of an efficient floor heating setup. Switching to underfloor heating, supported by robust energy efficiency incentives and technologies, becomes a real pathway to financial savings and environmental stewardship for years to come. Real-World Examples & Case Studies: Success Stories Modern Homes Achieving Warmer Living with Reduced Energy Bills Across the UK, households and developers who have leveraged underfloor heating energy efficiency incentives are already seeing impressive results. For example, a new-build home in Nottingham integrated a water-based floor heating system with an air source heat pump, dramatically improving warmth and comfort compared to neighbouring properties with traditional radiators. After one year, the occupants enjoyed an energy bill reduction of nearly 25% while maintaining a consistently cozy, draught-free environment. Retrofitting existing homes is also paying off. In Bristol, a family used the Home Upgrade Grant to replace their aging gas boiler and radiators with energy-efficient underfloor heating and a heat pump. Not only did their home become more comfortable, but their property’s EPC rating leaped from a D to a solid B—enhancing both saleability and letting prospects. Social and Environmental Benefits: Eco-Friendly Communities The move to underfloor heating as part of wider energy efficiency drive is helping to cultivate healthier, more eco-friendly communities. As more residents in low-income or social housing benefit from subsidised installations, everyone enjoys warmer homes, lower energy bills, and improved indoor air quality. Local councils and housing associations report increases in tenant satisfaction alongside marked reductions in community-wide energy demand and emissions, proving that the impact of these incentives extends far beyond individual properties. From city centres to rural developments, the holistic approach—floor heating, heat pumps, insulation, and smart controls—creates a sustainable legacy of comfort and cost savings now and for future generations. People Also Ask: Underfloor Heating Energy Efficiency FAQs Does underfloor heating improve EPC rating? Answer: Installing an energy efficient underfloor heating system can improve your property's EPC rating, especially when combined with high-performance insulation and renewable heating sources such as heat pumps. The consistent heat distribution reduces energy waste, which EPC assessments favour. What is the most energy efficient under floor heating system? Answer: The most energy efficient underfloor heating system is typically a water-based (hydronic) floor heating system operated via a heat pump, as it runs at lower temperatures and uses renewable energy. Is under floor heating energy efficient? Answer: Yes, underfloor heating is considered energy efficient, especially in well-insulated properties and when linked to a modern heat pump system, often resulting in lower energy bills and improved comfort. Is it more energy efficient to leave underfloor heating on? Answer: For maximum energy efficiency, underfloor heating should be programmed using smart thermostats. Leaving it on low in very cold weather can be more efficient than frequent on/off cycles, but programming is usually best for reducing energy bills. Expert Tips for Maximising Underfloor Heating Energy Efficiency Incentives Upgrade to smart controls and thermostats Combine with renewable heat sources like air source heat pumps Insulate thoroughly before installing underfloor heating Regularly service floor heating systems for optimal performance FAQs: Underfloor Heating Energy Efficiency Incentives in the UK How do underfloor heating energy efficiency incentives affect installation costs? Government and council incentives can reduce underfloor heating installation costs by up to 30%, making high-efficiency systems comparable to or even cheaper than traditional radiator installations, especially in new builds or major retrofits that meet additional energy-saving criteria. Are grants available for retrofit and new build heating systems? Yes, most current UK energy efficiency incentives and grants are open to both retrofit and new build projects, though the maximum amount may vary. Retrofit bonuses are often available for older properties or hard-to-heat homes. What are the maintenance requirements for energy efficient underfloor heating? Underfloor heating systems are known for low maintenance, requiring only periodic system checks, flushing for water-based setups, and occasional smart control updates for optimal performance—far less than most radiator-based systems. Key Takeaways for Homeowners and Builders Substantial government incentives are available for underfloor heating energy efficiency improvements as of Nov 2025 Significant reductions in long-term energy bills and improved EPC ratings Integrating underfloor heating with smart controls and heat pumps maximises benefits Summary and Next Steps Ready to transform your heating and save? For expert help or advice visit Peak Underfloor Heating. For expert help or advice visit Peak Underfloor Heating at https://peakunderfloorheating.com/ If you’re inspired to make your home more energy efficient, why not take your next step towards a greener lifestyle? Explore a range of practical sustainability tips that go beyond heating—covering insulation, water use, and smart home upgrades—by visiting this comprehensive guide on sustainability strategies for every property. By combining underfloor heating incentives with broader eco-friendly improvements, you can maximise your savings, boost comfort, and future-proof your home for years to come. Discover how small changes can add up to a significant impact on your energy bills and environmental footprint. Sources Energy Saving Trust – https://energysavingtrust.org.uk/advice/underfloor-heating/ Gov.uk – https://www.gov.uk/guidance/apply-for-the-home-upgrade-grant UK Green Building Council – https://www.ukgbc.org/ Peak Underfloor Heating – https://peakunderfloorheating.com/ To further enhance your understanding of underfloor heating energy efficiency incentives in the UK, consider exploring the following resources: “Free Underfloor Insulation Grants | ECO4 Gov Backed Scheme”: This page provides detailed information on how to apply for free underfloor insulation grants under the ECO4 scheme, including eligibility criteria and the benefits of underfloor insulation. (energygrantshub.co.uk) “Green Homes Grant scheme”: This resource outlines the Green Homes Grant scheme, which offers vouchers covering up to two-thirds of the cost for certain energy-saving measures, including underfloor heating when installed alongside low-carbon heating systems. (beama.org.uk) These resources offer comprehensive insights into available grants and schemes, helping you navigate the options to make your home more energy-efficient and comfortable.