Professional house extensions in Northampton including rear, side and wraparound extensions. Designed and built to a high standard.
A house extension is one of the most effective ways to add space and improve how your home works without the cost and disruption of moving. At Slough Builders, we design and construct high-quality extensions tailored to your property, lifestyle and long-term needs.
We manage the entire build process, ensuring your extension integrates seamlessly with your existing home.
Home Extension
We advise on layout options, permitted development rights and planning permission requirements, helping you make informed decisions from the outset.
All foundations, drainage and structural steelwork are completed safely and in line with building regulations.
We ensure the extension blends seamlessly with your existing roofline, brickwork and internal layout.
Plastering, flooring and final finishes completed to a high standard for a clean, usable space.
Why Choose Us for Extensions?
Fully insulated garden rooms built for year-round use. Ideal for home offices, gyms, studios or additional living space, designed to suit your garden and lifestyle.
Our loft conversions transform unused roof space into practical, comfortable living areas. We handle structural reinforcement, insulation, staircases and compliance to deliver safe, usable rooms.
We design and build single-storey and double-storey house extensions that add valuable living space and improve layout. From groundworks and structure to roofing and finishes, we manage the full build process.