Sash windows double glazing in Stevenage

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Sash windows double glazing services Stevenage. Double-glazing existing single-glazed windows in Stevenage. 

Do you experience any of the issues listed below?

If yes, our sash window double glazing service might be the perfect solution.

  • Low energy efficiency & high heating cost
    Low energy efficiency & high heating cost
  • Poor external noise insulation
    Poor external noise insulation
  • Cold draughts
    Cold draughts
  • Condensation on window panes
    Condensation on window panes
  • 500+ Happy
  • 8 Years Paintwork Guarantee
  • 15 Years of Warranty on Glass
  • Google Rating

Benefits of reglazing your wooden windows

  • Improve energy efficiency

    Improve energy efficiency
  • Reduce external noise

    Reduce external noise
  • Increased security

    Increased security
  • Stop cold draughts

    Stop cold draughts

Reglazing your single-glazed windows with slim double-glazed units

Experience superior window insulation with our reglazing service, which is designed for all wooden window types.

We specialize in slim vacuum double glazing, achieving the thermal efficiency of triple glazing without the hassle of replacing your existing frames.

Whether it’s sash, casement, French doors, or conservatory windows, our expert team can reglaze them all, enhancing your home’s comfort and energy efficiency.

Quick overview of our double glazing service

Double glazing existing windows

Repair and reinforce window frames and sashes

Vacuum glazing

Listed buildings double glazing

Extensive guarantee

Our Services

Wooden windows often present a variety of challenges that need to be tackled before double glazing can be installed.


Our team is equipped to address all these issues efficiently, ensuring your windows are perfectly prepared for double glazing.


We’ll take care of everything, making the process hassle-free for you.


Double glazing existing sashes in Stevenage

Chameleon introduces an innovative solution for your classic sash windows in Stevenage.

Utilizing ultra-thin Fineo glass, only 8 mm thick, we seamlessly fit single glazing into the slender rebate of your sash windows.

This results in an incredibly lightweight, aesthetically pleasing glazing that boasts all the thermal insulating properties of modern double glazing.

This cutting-edge Vacuum Insulated Glass (VIG) effectively halts heat loss, leading to reduced energy bills for you. At the same time, it preserves the classic, period style of your home, seamlessly blending efficiency with aesthetics.

FINEO glass installer stevenage

Testimonials from satisfied customers

Testimonial – Rob

Project: Sash windows repair in Northamptonshire

Sash windows repair in Northamptonshire

Watch Project

Testimonial – Sally

Project: Vacuum double glazing installation

Vacuum double glazing installation

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Window renovation and upgrade enquiries