Double Glazing & Retro Glazing

With a wealth of knowledge and many years of experience we at GB Glass will take you through the process of creating a comfortable healthy home for you and your family. GB Glass has retro glazed many many homes in Taupo.

We can replace your existing glass windows by retrofitting double glazed units reusing your existing aluminium frames. With retrofitting double glazed units, the look of your window frames remain unchanged except the benefits of double glazing.

Why choose to install double glazing?


Double glazing retains more heat inside your home and will save on your energy bills

  • Warmer in Winter and Cooler in Summer
  • Visible moisture and condensation is reduced on windows creating a drier home.
  • Reduces noise
  • Retrofitting your existing windows is a quick, simple process.
  • Enhancing the resale of your home


Double Glazing explained - GB Glass | Taupo

What is double glazing?


Double glazing is two pieces of glass parted with a spacer bar to form a sealed glazed unit. Double glazing is great for Taupo to keep the cold out and warmth in.

Retro double glazing is the process of replacing your existing single glazing with double glazed units.

Closeup of a double glazed window by GB Glass | Taupo

GB Glass can change your wooden windows to aluminium insert frames with double glazed units


Aluminium insert windows provide an affordable solution by replacing old timber windows with new aluminium joinery without compromising the tradition style of your home.

Benefits of changing your wooden windows to aluminium insert windows with double glazing?

  • Lower maintenance going forward
  • Warmer and drier home
  • Less condensation on your window sils.
  • You can choose any colour of aluminium joinery
  • Enjoy the convenience of aluminium
  • Increase street appeal and modernise your home
  • No more old, tired or peeling wooden joinery

Inserting an aluminium window - Double glazing