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insulation sound proofing draught proofing stop condensation
elegant secondary glazing
ExtraGlaze contact details
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Extraglaze Explained
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  • 5 days ago
    ratings 5
    This is my second purchase of Extraglaze panels, The first panel has been of a real benefit dealing with condensation and I trust these will be as good.
    The service was excellent from order to delivery
    A R Day, Ipswich
  • 1 month ago
    ratings 5
    Ordering and delivery went very smoothly. No complaints. Quality of glazing is yet to be determined. Please send further questionnaire in second half of |June. W H Raybould
    William H Raybould
  • 3 months ago
    ratings 5
    Excellent service by Extraglaze Ltd
    Service rating : Great product, well made, good service and rapid delivery.
    Product : Neat, well made and effective
  • 3 months ago
    ratings 5
    Excellent product, does what it says
    Service rating : Great customer service.
    Product : Good quality product. Really clear and looks very neat on my old windows. No more wiping moisture of my windows.
  • 4 months ago
    ratings 5
    Excellent service by Extraglaze Ltd
    Service rating : Good service and friendly team
    Product : Great cost effective product, noticeable difference since the install.

Extreme Adhesive Test



We wanted to prove our adhesive is the best!

Proven to improve


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


Recommended for Listed Buildings


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


Contact us


You can call us directly on:
01743 247 242


Extraglaze Limited,
3 Castle Business Park,
Castle Foregate,
Shrewsbury SY1 2EG
Registered in England & Wales, Company number: 08239314
VAT registration number: 214 9144 23


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Help & Guides

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How to stop condensation


For sash windows
sash up
For casement windows
casement up
Easy Open System
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