Our Windows & Doors Sale Is Now On
Save Up To 50% Off New Windows & Doors In Allanton
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The Difference
Why Choose Weatherseal?
Here's what changes when you upgrade
5 Star Reviews
Hundreds of 5-star reviews from happy customers
Saved On Energy Bills
A+ rated windows keep heat in, meaning your energy bills drop
Energy Rating
Every window we fit comes with the highest energy rating as standard
Save Up To
Save up to 50% off new windows and doors with our current sale
Our Products
Windows And Doors Allanton
Choose from our range of windows, doors and conservatories

uPVC Windows
A+ rated, energy-efficient double and triple glazed uPVC windows with a 10-year guarantee. Supply and fit throughout Allanton.
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External Doors
Composite, uPVC, bi-fold, patio and French doors with advanced security and a 10-year guarantee. Fitted throughout Allanton.
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Patio & French Doors
Stylish patio and French doors to bring light into your home with secure multi-point locking and a 10-year guarantee. Fitted throughout Allanton.
Get A Quote →Double Glazing Allanton, Weatherseal Windows And Doors
Allanton homeowners have been trusting Weatherseal Windows And Doors for their double glazing needs, and it's easy to see why. We're a local team that takes the work seriously, shows up when we say we will, and leaves your home tidy when the job is done.
Windows and Doors Built to Last
Our range covers everything from classic uPVC casement windows through to flush sash styles, composite doors, and fully glazed patio doors. Every product we fit is designed to keep warmth in, noise out, and your home looking sharp for years to come.
We work with frames and glass units that are made to handle the Scottish climate properly. That means solid seals, robust hardware, and glass that doesn't start fogging up after a couple of winters.
What We Offer in Allanton
- uPVC double glazing windows in casement, tilt and turn, and flush sash styles
- Composite front and back doors with multi-point locking as standard
- French doors for garden access with slim sightlines and secure hinges
- Sliding patio doors that glide smoothly and lock properly
- Bi-fold doors to open up a room to the garden without draughts
- Window replacement for single units or a full-house upgrade
- Aluminium windows and doors for a slimmer, more modern frame profile
- Roof lanterns and glazed extensions to bring more natural light into your home
Energy Ratings, Materials, and Guarantees
Our double glazing windows carry strong energy ratings, with A-rated and A+ rated units available. That matters in a place like Allanton where heating bills can climb quickly through the colder months. Good glazing makes a real difference to how warm a room stays without turning the thermostat up.
The frames we use are either uPVC or aluminium depending on what suits your property. Both materials are low maintenance and hold up well year after year. All installations come with a guarantee covering both the frames and the glass units, so you're covered if anything isn't right down the line.
A Reputation Built on Honest Work
Local window companies come and go, but the ones that stick around do so because they treat people fairly. Our customers in Allanton and the surrounding area come back to us and recommend us to their neighbours because we do what we say and don't cut corners. You'll find plenty of honest reviews from real homeowners who can tell you what it's like to have us fit their new windows and doors.
Security features matter too, and every door and window we install meets current standards for locking systems and frame strength. Multi-point locks, anti-snap cylinders, and toughened glass are all part of how we make sure your home is properly protected.
Get a Straight Quote From Us Today
If you're in Allanton and want to talk through your options for double glazing or new doors, give us a call on 0800 773 4907. We'll come out, take a proper look, and give you a clear price with no pressure. Fitting timescales vary depending on the job, but most standard window installations are completed in a single day. Get in touch and we'll take it from there.