Surrey · SM6
Double Glazing
Wallington
Based in Wallington — local glazing specialists on your doorstep.
Serving Wallington
Your local double glazing company in Wallington
A1 Window Construction Ltd is based right here in Wallington, at Sutton Business Park on Restmoor Way. When you call us, you're speaking to a genuinely local company — Will and Sam know SM6 well, having worked across Wallington and the surrounding area for over 15 years.
Wallington has a range of 1920s and 1930s housing stock, Victorian terraces and larger post-war properties, plus commercial units. We work across all property types and know the area better than anyone.
Free, written quote — Will or Sam visits Wallington in person
Made-to-measure products ordered to your exact dimensions
Full foam and silicone seal, dust sheets throughout
Clean finish inside and out, rubbish removed on the day
10-year written guarantee on every installation
Get a Free Quote in Wallington
Call or WhatsApp for a free survey. We usually respond within 2 hours.
No obligation · Written quote · Fully insured
What We Install in Wallington
Every service. One company.
UPVC Windows
Casement, tilt & turn and sash — A-rated, made to measure.
Aluminium Windows
Slim-framed, any RAL colour. Ideal for extensions and new builds.
Composite Doors
GRP composite front doors in anthracite, grey, rosewood and more.
Bi-Fold Doors
Full-width aluminium bi-folds that open your home to the garden.
Conservatories
Victorian, Edwardian, lean-to and tiled roof installations.
Roof Lanterns
Made-to-measure aluminium roof lanterns and flat rooflights.
What Customers Say
22 five-star reviews.
100% five-star rating.
“Will and his team did a fantastic job replacing windows and doors. Really great communication throughout and the finish was superb. Highly recommend.”
Christel
Windows & Doors
“Very fair price for a very good job. Helped with ideas when I wasn't sure what I wanted. Covered everything in one go. Brilliant from start to finish.”
Jeff Cleary
Windows, Bi-Folds, Rooflights & Doors
“A1 fitted new windows throughout my house. They look great, and good value for the quality. The team were friendly, tidy and efficient throughout.”
Emma S
Full House Windows
FAQs
Double glazing questions for Wallington
Are you actually based in Wallington?
Yes — our office is at Unit 2 Sutton Business Park, Restmoor Way, Wallington, SM6 7AT. You can visit by appointment or simply call 07984 009 902.
Do you fit windows on 1930s houses in Wallington?
Yes — 1930s properties are one of our most common jobs in the area. We'll advise on the right profile and style to match the original character of the property while improving thermal performance and security.
Can you also replace fascias, soffits and guttering in Wallington?
Yes — roofline replacement is one of our service lines. We replace fascias, soffits, guttering and bargeboards in UPVC or aluminium for a clean, low-maintenance finish.
How do I book a survey in Wallington?
Call 07984 009 902 or WhatsApp us. Being based locally, we can often be flexible with timing. Will or Sam will provide a free, written, no-obligation quote.
Ready to Start?
Free quote for Wallington.
No obligation, ever.
Will or Sam will visit your property in Wallington, assess every opening and give you a clear written quotation before anything is ordered.
No obligation · Written quote · Usually responds within 2 hours