• Restoration
  • Steel Windows
    Steel Windows
  • Recent Work
    Recent Work
  • Cozy Home
    Cozy Home
  • Double Glazing Ireland
    Double Glazing Ireland

    With CozyGlaze you can be sure of getting the best quality double and triple glazing window upgrades in Ireland, with the CozyGlaze seal of approval

  • Cozy Home Improvement Group
    Cozy Home Improvement Group

    CozyGlaze.com also provide other services

    New Pvc Windows and Doors


    Attic Conversions

    Conservatory to Sunroom Conversions



  • Uprade to Double or Triple Glaze
    Uprade to Double or Triple Glaze

    Good Window Frames? looking to upgrade your cold glazing?

    CozyGlaze can upgrade your windows to A rated Double or Triple Glazed with minimum cost and disruption.

  • Window / Door Repairs
    Window / Door Repairs

    We can repair or replace damaged windows and doors.

    We offer a first class repair service Nationwide.

We are Ireland's original Double Glazing Replacement Company, 30 years experience


Why change perfectly good window frames when COZYGLAZE can convert your glass from single or old Double Glazing to A-Rated Double Glazed or to A-Rated Triple Glazed where applicable.

Latest Energy Saving Glass Technology - OPTITHERM  and  OPTICLEAR Glass


  • Costs a fraction of replacing complete windows.
  • Reduced Heat Loss by up to 80%
  • 30 Years Experience
  • All our work and materials carry a comprehensive warranty
  • All our work is fully insured


We Guarantee that our service, quality and most importantly, our price will not be beaten - 30 - 40 % cheaper than our nearest competitors  - Call us today for a free no obligation quotation

cozyglaze window upgrade / install benefits

Some of the many benefits of installing new Double Glazing with Cozy Glaze:

  • No Mess Window Replacement, No Plastering, No Redecorating
  • Improved BER Rating
  • Improved Sound Proofing
  • Warmer Home
  • Reduced Fuel Bills
  • Great Value


Window Upgrade/Conversion

Latest News / Blog

Conservatory Conversions

Cozyglaze can convert your glass roof conservatory to a warm roof Sun Room.

Conservatories can get too hot in Summer and Too cold in Winter. Eliminate these extremes with a Cozyglaze Conversion.

Enquire for further details.

NEW A Rated Windows


Cozyglaze launched a comprehensive offering of A rated Windows and Doors.

 Our clients can now avail of the following new services and products

A rated windows and Doors

Insulation - Internal, External, Cavity, Attic, Acoustic

Roofing, Traditional and Flat Roof repairs and upgrades

Conservatory to Sunroom Conversions

Home Extensions

Steel Windows

Sliding Sash Windows

Glass Balconies and Stairs

Glass Countertops and Splashbacks





Some Testimonials

Our Services

  • Window Replacement
  • Window Repair
  • Double Glazing Upgrades
  • Triple Glazing upgrades
  • Commercial Windows
  • Industrial Windows

Why Choose Us

"Our mission is to provide the best window services at the best prices. We wont be beaten on price, quality or service with our excellent double & triple glazing windows upgrades "

 - Martin Nolan, CEO

Nationwide Service

double glazing windows ireland wexford carlow dublinWe offer a nationwide servce, from Dublin to Galway, from Wexford to Donegal. Our head office is based in Carlow with a depot at Gorey Business Park.

Contact Us

To get a quote, make an appointment or request a booklet contact us

Phone 059 9152474
email info@cozyglaze.com
web www.cozyglaze.com

© 2018 CozyGlaze double glazing window upgrades Ireland, tripe glaze window upgrade   |  Website by AztecDesign.ie