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Is this the right service for me?

A whole house retrofit is best suited to homeowners planning significant renovation works who want to maximise long-term performance rather than carry out incremental upgrades. It is particularly appropriate where a property requires major refurbishment—such as older homes with poor insulation, high energy bills, or comfort issues like draughts, cold spots, or overheating.

This approach is also ideal for those intending to stay in their home long term, where the upfront investment can be justified through improved comfort, reduced running costs, and increased property value.

It is well suited to projects where multiple measures are already being considered, such as extensions, room reconfigurations, or full internal refurbishments.

Why Choose a Whole House Retrofit?

A whole house retrofit offers a comprehensive approach to transforming your home, addressing performance, comfort, and efficiency in one coordinated project. Rather than implementing isolated upgrades, this method considers the building as a complete system ensuring insulation, airtightness, ventilation, heating, and renewable technologies all work seamlessly together.

By taking the property back to its core fabric, we can resolve underlying issues such as heat loss, poor air quality, and overheating, delivering consistent comfort throughout the year. This approach also reduces long-term energy costs and avoids the inefficiencies that can arise from piecemeal improvements.

Using sustainable materials and modern construction techniques, a whole house retrofit creates a healthier indoor environment with improved air quality and reduced moisture risks.

What does a Whole House Retrofit Include?

Fabric First

We start by upgrading the building envelope to the highest standards. This means installing full insulation in walls, floors, and roofs to dramatically reduce heat loss. Airtightness measures ensure minimal drafts, while careful design and materials reduce thermal bridging, where heat escapes through gaps and junctions, maximising the effectiveness of your insulation

Low-Carbon Heating

Replacing old fossil fuel heating systems with low-carbon alternatives is key. We specialise in installing efficient air or ground source heat pumps that use renewable energy from the air or ground. These systems often include underfloor heating for gentle, even warmth and low-temperature hot water systems that work in harmony with your new insulation levels.

Ventilation Systems

As homes become more airtight, maintaining fresh air is essential for health and comfort. We design and install whole-house Mechanical Extract Ventilation (MEV) or Mechanical Ventilation with Heat Recovery (MVHR) systems. MVHR units recover heat from outgoing stale air to warm incoming fresh air, minimising energy loss while keeping your home well ventilated.

Renewable Energy

Where suitable, we integrate renewable energy technologies such as solar photovoltaic (PV) panels and battery storage to generate and store clean electricity onsite. Solar thermal systems for hot water may also be an option, reducing reliance on grid energy and cutting carbon emissions further.

Smart Controls

Our deep retrofits include modern control systems that allow zonal heating, heating different rooms to different temperatures as needed—and real-time energy monitoring. These smart controls give you precise control over your home’s energy use, helping you optimise comfort while minimising costs.

High-Performance Glazing

Windows and doors are upgraded to high-performance triple glazing with insulated frames and airtight seals. This not only reduces heat loss and draughts but also improves acoustic insulation and security, contributing to overall comfort and efficiency.

Material Choices

We prioritise natural, breathable materials that help regulate indoor humidity and improve air quality. Where possible, we select low-embodied carbon products that reduce the environmental impact of your retrofit. This approach supports healthier living spaces and aligns with sustainable building principles.

“Our whole house retrofit completely changed our home. The options were explained clearly and project ran as planned.

Our energy bills have dropped dramatically, and the comfort difference is incredible. It was a big project, but well worth it.

— James & Emma R., Salford

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