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16th April, 2025

Boiler Plus - 2025 Guide

Boiler Plus - 2025 Guide

Key takeaways

  • Boiler Plus requires gas boilers to have a minimum 92% efficiency.
  • The regulations aim to improve home energy efficiency in the UK.
  • Compliance can lead to lower energy bills and reduced emissions.
  • Try a new boiler quote, finance available including 0% APR.

Boiler Plus is a set of energy efficiency standards introduced by the UK government. It aims to enhance the efficiency of heating systems in homes. This legislation requires that all new gas boilers meet specific criteria to improve energy use.

Boiler Plus regulations are essential for improving energy efficiency in homes across the UK. Implemented in 2018, these rules require all gas boilers to meet a minimum ErP efficiency rating of 92% and include both time and temperature controls. This means homeowners can save on energy bills while reducing their carbon footprint. Understanding these regulations and staying compliant is key to efficient and cost-effective home heating.

Homeowners and installers alike must navigate the broad requirements of the Boiler Plus regulations. These guidelines focus on increasing the efficiency of new and replacement boilers, ensuring the UK’s heating systems are up to modern standards. For those installing or upgrading heating systems, it’s crucial to be aware of how these rules can impact choices and costs.

Meeting Boiler Plus requirements can seem daunting, but it offers significant benefits. By focusing on energy efficiency, individuals not only lower their expenses but also contribute to wider environmental goals. It's a significant step towards a sustainable future, making understanding and fulfilling these regulations all the more important.

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What Is Boiler Plus And What Does It Mean For You?

Boiler Plus is a set of energy efficiency standards introduced by the UK government. It aims to enhance the efficiency of heating systems in homes. This legislation requires that all new gas boilers meet specific criteria to improve energy use.

These regulations focus on making homes warmer without increasing energy costs. Installing a compliant boiler can reduce carbon emissions, which is vital for the environment.

The rules apply primarily to those installing new boilers or upgrading heating systems. For homeowners, this means any boiler installed must include additional energy-saving measures.

Here are some key components:

  • Programmable Thermostats: Improve control over heating times and temperatures.

  • Weather Compensation: Adjusts the boiler's performance based on outside weather conditions.

  • Load Compensation: Matches the boiler output to the property's heating needs.

Increased efficiency isn't just about saving money; it's also about reducing the carbon footprint of homes across the UK. The introduction of these technologies ensures that heating is both economic and effective.

For those complying with Boiler Plus, the benefits are clear. It leads to a more efficient, cost-effective heating system.

Choosing the right boiler and controls is crucial. Ensure compliance to make the most out of your heating system while staying within the boundaries of the law.

Key Things You Need To Know About Boiler Plus

Boiler Plus is a set of standards introduced in the UK in April 2018. These regulations aim to increase the energy efficiency of domestic heating systems. By implementing Boiler Plus, the government seeks to reduce carbon emissions and promote eco-friendly home heating.

All new and replacement gas boilers must meet a minimum ErP efficiency rating of 92%. This ensures that the heating systems are efficient and environmentally friendly. Another requirement is the inclusion of both time and temperature controls in the system.

Homeowners are encouraged to consider innovative solutions for energy savings. One option is the installation of smart thermostats. These devices allow users to control their heating remotely, which adds convenience and reduces energy consumption further.

For installers and engineers, it’s important to be aware of the detailed guidance documents and requirements of Boiler Plus. The regulations ensure that only compliant installations meet the standards set out to improve energy efficiency.

Reducing the carbon footprint of homes is one of the main goals of Boiler Plus. Homeowners can contribute by choosing compliant boilers and taking advantage of advanced heating controls.

These measures are part of a broader strategy to lower the carbon emissions associated with home heating in the UK. Being informed about Boiler Plus helps in making smart decisions for both energy savings and environmental protection.

Who Needs To Follow Boiler Plus Rules?

Boiler Plus rules apply to households in England. This legislation aims to improve energy efficiency in homes, focusing on new and replacement gas boilers. It mandates certain features like time and temperature controls.

Gas Engineers: All gas engineers installing boilers in England must comply. They need to ensure that installations meet the minimum ErP efficiency rating of 92%.

Homeowners: Homeowners replacing or installing new boilers must follow these guidelines. This means selecting heating systems that adhere to the Boiler Plus standards, ensuring their home is compliant with current energy regulations.

Building Regulations: Compliance with the Boiler Plus initiative aligns with existing building regulations. This means that any new installations should not only meet these standards but also adhere to other related building codes.

Installers: Installers have a responsibility to educate homeowners about the necessary features required. They play a key role in ensuring that the systems installed are up to par with the regulations set forth by Boiler Plus.

To summarise: anyone involved in the installation or replacement of combi boilers in England, whether they are homeowners or professionals, needs to adhere to these rules. This ensures energy-efficient heating solutions are available and operational across the country.

When Did Boiler Plus Rules Start?

The Boiler Plus regulations started in the UK on 6th April 2018. These rules were introduced by the Department for Business, Energy and Industrial Strategy (BEIS). They form part of the government’s efforts to improve energy efficiency in homes and reduce carbon emissions.

These regulations set a new benchmark for boilers. After this date, all new gas boilers must have a minimum efficiency of 92%. This ensures that homes use less energy for heating, potentially reducing heating bills and environmental impact.

Boiler Plus mainly applies to England. Scotland and Wales have their own regulations, but the principles of improving energy efficiency remain a national focus.

This legislation also encourages homeowners to consider additional measures. These include installing a timer, room thermostat, and thermostatic radiator valves if they weren’t already present. Such upgrades can further enhance heating control and efficiency.

In conclusion, 6th April 2018 marks a significant change in how heating systems are regulated. The Boiler Plus initiative aims to make homes in England more efficient and environmentally friendly.

Will Boiler Plus Make My Heating Costs Go Up?

Boiler Plus is a UK regulation aimed at improving energy efficiency in heating systems. It requires boilers to meet certain standards, which initially may seem costly. However, this upgrade can ultimately lead to savings on energy bills.

Energy efficiency is at the heart of this initiative. By using more efficient systems, households can reduce energy waste. Less energy consumption usually means lower bills.

Upgrading to smart controls or including an air source heat pump can further enhance efficiency. While these options may have upfront costs, they can contribute to long-term savings by reducing reliance on fossil fuels.

Electric boilers are another alternative. They work well with renewable energy sources, offering a path towards a zero-carbon future. This aligns with broader environmental goals and can lead to cost reductions over time.

Boiler Plus encourages such changes, helping households save money through improved technology and better control over heating systems.

How Can I Meet The Boiler Plus Requirements?

Boiler Plus is a set of regulations that improve energy efficiency for gas boilers in the UK. Homeowners must ensure their systems meet certain standards through various upgrades and installations.

What Is Flue Gas Heat Recovery And How Does It Help?

Flue gas heat recovery systems capture heat from flue gases that would otherwise be lost through the chimney. This recovered heat is then used to preheat the water entering the boiler, reducing the energy needed for heating. Installing a flue gas heat recovery system can significantly increase a boiler’s efficiency, which helps in meeting the Boiler Plus requirements.

These systems are particularly beneficial for homes with larger heating demands. They work best in conjunction with modern, high-efficiency boilers. By using these systems, homeowners can reduce energy consumption and lower heating bills.

How Weather Compensation Can Save You Energy

Weather compensation systems adjust a boiler’s output based on the outdoor temperature. They use a sensor placed outside the home to gather temperature data. This information is then used to regulate the thermostat settings inside. As a result, the system uses only the amount of energy necessary to maintain comfort levels, avoiding unnecessary heating.

By installing weather compensation devices, homeowners ensure their boilers work efficiently under varying conditions, complying with Boiler Plus guidelines. This technology helps reduce energy consumption during warmer periods, providing a simple means to save energy and cost.

What Is Load Compensation And How Does It Work?

Load compensation matches the boiler’s output to the heating needs of the home. It measures the difference between the actual room temperature and the desired temperature set by the thermostat. Based on this data, the boiler adjusts its output to bring the room up to the required warmth most efficiently.

Installing load compensation controls is an effective way to make a heating system more responsive. It optimises energy use and enhances comfort. Incorporating this ensures that the system meets Boiler Plus standards, providing another layer of control to manage heating costs.

How Smart Controls Can Make Your Heating More Efficient

Smart controls provide a sophisticated way to manage heating systems. They allow users to set schedules, adjust settings remotely via a smartphone app, and even learn user habits to optimise heating schedules. With smart thermostats, homeowners can manage their heating with higher precision.

Integrating smart controls helps meet Boiler Plus requirements by introducing advanced technology to the system. They offer convenience and efficiency, ensuring that heating systems operate only when needed. This addition reduces waste and promotes an energy-saving approach to home heating.

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Frequently Asked Questions

What are the Boiler Plus requirements?

Boiler Plus regulations require new boilers in the UK to have an ErP efficiency of at least 92% and provide a range of energy-saving measures. These measures might include smart controls or timer functions to enhance efficiency.

Is the boiler upgrade scheme worth it?

The boiler upgrade scheme can be valuable as it helps homeowners save on energy bills by replacing old boilers with efficient models. Upgrading may lower long-term costs and increase home comfort.

Is it cheaper to leave a combi boiler on all the time?

Leaving a combi boiler on all the time is not usually cheaper. It is more economical to use a timer or smart control to heat water only when needed, saving energy and reducing costs.

What is the most efficient setting for a boiler?

For efficiency, set the boiler's heating temperature between 60-70°C to ensure effective heating without excessive energy use. Utilise smart thermostats to maintain ideal indoor temperatures and maximise savings.

What is the most economical way to run a boiler?

Running a boiler economically involves using programmable thermostats and improving home insulation. Properly maintaining the boiler and regularly checking controls also aid in reducing energy consumption and costs.

What is the cheapest setting for heating?

Setting the thermostat to around 18-21°C during occupancy is typically the cheapest way to balance comfort and cost. Lowering the setting by a few degrees when away from home can further reduce expenses.

What is the cheapest temperature to keep your house in winter?

Keeping the house at approximately 18°C is generally the most cost-effective temperature during winter. It helps maintain comfort without excessive heating bills, especially when combined with proper insulation and energy-efficient practices.

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Article by
Stephen Day

Co-founder

Gas Safe registered and FGAS certified engineer with over 20 years experience in the heating and cooling industry.