Gem Windows and Doors is an Australian based supplier of a wide range of aluminium windows & doors for domestic and commercial needs manufactured to Australian standard.

Save up to 50% on competitor prices with GEM Aluminium Windows & Doors. Specialising in high end residential, semi-commercial and commercial product, GEM delivers sparkling quality at a superior price.

Guaranteeing to beat any quote and offering energy efficient options, like double glazing and thermal break, at a price you won't find anywhere else.Builders, project managers, developers, architects and renovators - visit GEM's Sydney showroom - open 7 days.