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insulation sound proofing draught proofing stop condensation
elegant secondary glazing
ExtraGlaze contact details
Instant quote
Extraglaze Explained
Measuring Guidelines
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order free sample
  • 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


coventry university logo bre logo


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.


Free sample of Extraglaze


Free sample of Extraglaze

£0.00 each
Colour-matched panel edges


If you have requested several options we will send you a complete sample laminated with your first selection and the other colours will be included as sample strips.


Please add this to your basket and order it just like any other product. If nothing else is in your basket then you won't be asked for any payment. We can include a printed Measuring Guide, or you can download it here to save paper: measuring guide


N.B. Laminated edges price premium

White gloss or white wood texture are our standard, no cost, magnet and panel edge finish. Alternatively a selection of colours and wood effects is offered to best blend our secondary glazing in with your windows. The cost for this service is +10%. The Free Sample is always free of charge.

We also offer a custom colour service where we will do our utmost to match your window, stone or wood frame colour perfectly. For this premium service please call Richard on 01743 247 242


Help & Guides

measuring icon


How to stop condensation


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