How to Improve Your Home's Building Energy Rating (BER)?

Farnan Culkin
July 24, 2023

How to Improve Your Home's Building Energy Rating (BER)

One of the most effective ways to improve your home's Building Energy Rating (BER) is to increase the level of insulation. This can be done by adding more insulation to your walls, floors, and ceilings and installing double-glazed windows.

Another way to improve your BER is to replace inefficient appliances with more energy-efficient models. Installing LED lights can also help reduce energy consumption in the home. Additionally, it is a good idea to ensure that all doors and windows are properly sealed so that heat does not escape from the house. Finally, if you have an old boiler or heating system, replacing it with a newer model with a higher efficiency rating may be worth replacing it. All these steps will help you achieve a higher BER for your home and reduce your energy costs in the long run.

Why Is the Building Energy Rating Important?

The Building Energy Rating (BER) is an important metric that provides valuable information about a building's energy efficiency. It measures the energy performance of a building and rates it on a scale from A to G, with A being the most energy efficient and G being the least efficient. 

The BER helps homeowners and potential buyers understand the energy efficiency of a property, enabling them to make informed decisions regarding energy consumption and costs.

A high BER indicates that a building has implemented energy-saving measures, lowering energy consumption and reducing carbon emissions. It also signifies that the building is more comfortable, with consistent temperatures and reduced draughts. Moreover, homes with high BERs tend to have lower energy bills, allowing homeowners to save money in the long run.

From a broader perspective, the BER plays a crucial role in achieving environmental sustainability goals. Buildings are responsible for significant global energy consumption and greenhouse gas emissions. By improving the energy efficiency of buildings, we can reduce our carbon footprint and mitigate the impact of climate change. 

Therefore, the BER is essential for promoting energy-efficient practices and encouraging homeowners to make eco-friendly choices.

Identifying Areas for Improvement in Your Home's Energy Efficiency

Being mindful of your home's energy efficiency is important as a homeowner. A key metric to consider is your Building Energy Rating (BER). The BER is a measure of the energy performance of a building, with a higher rating indicating greater efficiency. 

Improving your home's BER helps the environment and saves you money on energy bills. This article will explore areas where you can improve your home's energy efficiency.

One of the first steps in improving your home's energy efficiency is identifying areas needing improvement. Conducting a thorough assessment of your home is essential.

Start by examining your insulation. Poorly insulated homes tend to lose significant heat, resulting in increased energy consumption. Check for gaps and cracks in your walls, ceilings, and floors where heat can escape. Consider investing in high-quality insulation materials to prevent heat loss and reduce energy usage.

Another area to focus on is draught-proofing. Draughts can significantly impact your home's energy efficiency by allowing cold air to enter and warm air to escape. Common areas where draughts occur include windows, doors, and chimneys. Seal any gaps or cracks around these areas using weatherstripping or draught excluders. You can minimize heat loss and improve your BER by draught-proofing your home.

Windows And Doors Play A Crucial Role In Improving Your Home's BER. 

Old, single-glazed windows and poorly insulated doors can contribute to heat loss. Consider upgrading to double or triple-glazed windows, which provide better insulation and reduce heat transfer. Additionally, choose energy-efficient doors that are properly sealed to prevent draughts. These upgrades can significantly enhance your home's energy efficiency and increase BER.

Hiring Professionals For Energy Efficiency Upgrades

While you can make several energy efficiency improvements yourself, hiring professionals can ensure the work is done correctly and efficiently. Energy efficiency upgrades often require specialized knowledge and skills. You can benefit from their expertise and experience by engaging professionals, leading to better results and a higher BER.

When hiring professionals for energy efficiency upgrades, look for certified experts specializing in building energy efficiency. They will have the knowledge and skills to assess your home's energy performance and recommend appropriate upgrades. These professionals can help you choose the right insulation materials, windows, and doors for your home, ensuring optimal energy efficiency.

In addition to energy efficiency upgrades, professionals can assist with other home improvement aspects. For example, Build Pro offers planning consultation, architectural design, interior design, home renovation, home extension, and deep retrofit services. Using their expertise, you can improve your home's BER and enhance its aesthetic appeal and functionality.

Conducting An Energy Audit

An energy audit is essential in improving your home's BER. An energy audit involves assessing your home's energy consumption, identifying areas of improvement, and developing an action plan to enhance energy efficiency. This comprehensive evaluation helps you understand how your home currently performs and highlights opportunities for improvement.

During an energy audit, a professional will assess various aspects of your home, including insulation, heating and cooling systems, lighting, and appliances. They will analyze your energy bills, perform tests to measure air leakage and evaluate the efficiency of your equipment. Based on the findings, they will recommend energy efficiency upgrades tailored to your home's needs.

An energy audit will help you improve your BER and save you money in the long run. You can reduce energy consumption by implementing the recommended upgrades and lowering utility bills. Additionally, energy-efficient homes tend to have higher resale values, making an energy audit a worthwhile investment.


Improving your home's Building Energy Rating (BER) is a worthwhile endeavour that benefits the environment and your wallet. You can make significant strides towards a higher BER by identifying areas for improvement in your home's energy efficiency, such as insulation and draught-proofing, upgrading windows and doors, and conducting an energy audit. Hiring professionals like those at Build Pro ensures that the upgrades are done correctly and efficiently, leading to optimal results. So, take the necessary steps to improve your home's BER and enjoy the benefits of a more energy-efficient and cost-effective living space.

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Frequently Asked Questions

What is the importance of insulation in improving BER?

Insulation plays a vital role in improving a building's BER. Proper insulation prevents heat loss, reducing the amount of energy needed for heating or cooling. It helps maintain a consistent indoor temperature, improving comfort and reducing energy consumption.

How can draught-proofing contribute to a higher BER?

involves sealing gaps and cracks in a building to prevent cold air from entering and warm air from escaping. Energy loss is minimised by eliminating draughts, resulting in improved energy efficiency and a higher BER.

Why should I hire professionals for energy efficiency upgrades?

Professionals have the knowledge and expertise to accurately assess your home's energy performance. They can recommend the most suitable upgrades and ensure the work is done correctly, leading to optimal results and a higher BER.

What are the benefits of conducting an energy audit?

Conducting an energy audit helps identify areas for improvement in your home's energy efficiency. It provides valuable insights into your energy consumption and highlights opportunities for reducing energy usage and costs. Implementing the recommended upgrades based on the audit can result in a significantly higher BER.

How does a higher BER benefit homeowners?

A higher BER indicates better energy efficiency, resulting in lower energy bills. It also contributes to a more comfortable living environment with consistent temperatures and reduced draughts. Moreover, homes with high BERs tend to have higher resale values.

How does the BER contribute to environmental sustainability?

Buildings are responsible for significant global energy consumption and greenhouse gas emissions. By improving the energy efficiency of buildings, as indicated by a higher BER, we can reduce our carbon footprint and work towards a more sustainable future.

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*FYI, parts of this blog post were drafted by artificial technlogy. But rest assured, it's been thoroughly researched, edited, reviewed and me & my team.
Farnan Culkin

Farnan Culkin is a seasoned expert in the home improvement industry and the proud founder of BuildPro. His passion for home renovation and home extensions has led him to create a platform that educates homeowners, helping them transform their Irish homes into their dream dwellings.