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insulation sound proofing draught proofing stop condensation
ExtraGlaze contact details
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Extraglaze Explained
Measuring Guidelines
Solutions for listed buildings
order free sample
  • 5 days ago
    ratings 5
    Perfect fit
    Everything arrived as ordered. Fitted easily and looks nice
    Product : Now have 2nd and 3rd window done. Very happy.
  • 3 weeks ago
    ratings 5
    Narrowboat Aslan
    Ease of ordering, telephone assistance where required and prompt delivery
  • 1 month ago
    ratings 5
    A quality product made with care, and looking great!
    Lovely product. Helpful instructions to ensure correct measurements, delivery date as promised, great product, anxious about fitting, but following instructions it was pretty easy. Now we have fitted our first window we can order some more with confidence! The fitted window looks...
    Read more...
    tessa, Wiltshire
  • 1 month ago
    ratings 5
    Nothing to complain about - perfect for the job
    Easy and accurate
    Product : Ideal product and fit and ease of installation
  • 2 months ago
    ratings 5
    Excellent service throughout
    Very helpful advice over the phone prior to placing order and they responded quickly when we found we had missed one panel from our order - they went out of their way to complete the order promptly so that we were able to install before Christmas. Felt confident in their...
    Read more...
    Jill Wilson

Extreme Adhesive Test

 

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We wanted to prove to ourselves our adhesive is as good as if not the best!

Proven to improve

 

coventry university logo bre logo

 

The Building Research Establishment and Coventry University complete tests of the Extraglaze system
Soundproofing and thermal test results...

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Recommended for Listed Buildings

 

Telford and Wrekin Conservation Department encourage the use of secondary glazing, where possible, to increase thermal efficiency.

Read more...
 

Extreme Adhesive Test Video

 

We needed to use an adhesive not prone to the problems we'd seen in competing products.

We found one we preferred and tested it.


We had fun proving just how strong it really is. It's the same adhesive used to fix Extraglaze Secondary Glazing panels to window frames. The amount of adhesive used in this test is the same as we would put around the edges of a panel of size 1.2m wide by 1.2m tall.

Help & Guides

measuring icon

 

How to stop condensation

 

A typical installation
 
For sash windows
 
For casement windows
 
Easy Open System
 

 

guildomc

 
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