UPVC Windows

Top quality across an infinite range of styles. Whether your preference is for Georgian grill, leaded lights, stained glass, bow or bay windows, arched windows or portholes. The full range offers consistent quality with endless variety, and the slim sash design provides an essential ingredient to faithfully match traditional British window designs.

Engineered for security, all UPVC products are internally glazed. Our window range features a minimum of 7 point locking on openers. All opening windows are fitted with insurance approved shoot bolts, plus high-grade stainless steel friction hinges, as standard, to make forced access virtually impossible. All handles lock automatically when shut, but open at the press of a button for instant exit in emergencies.

Select from a choice of outward opening casements – top or side hung, modern tilt and turn styles or traditional vertical opening sash windows.

CN Glass windows are available in gloss white, a choice of several woodgrain finishes or white on the inside and woodgrain on the outside. Here in the Cotswold’s many homes have the windows a sort of green / grey colour often referred to as National Trust Green, CN Glass can supply and install windows in all sorts of colours.

UPVC Windows

UPVC Double Glazing

Round WindowsThe Government require all replacement windows to be energy efficient, important changes were made to the laws affecting building and home improvements in 2002 and further changes in 2010 these are called Document L Regulations. All UPVC windows supplied and installed by CN Glass comply with Government building regulations compliance and we are a FENSA Registered Company.

By making windows more energy efficient, the sealed double glazed units used in UPVC windows are an overall depth of 28mm so they also significantly reduce the level of sound transmission into and out of your home.

Whether you’re looking for regular shaped windows or something a little different our friendly team can help. 01295 271775

Double Glazing Condensation Leaflet


CN Glass manufacture sealed double glazed units and has been awarded a British Standard that indicates we meet the European standard BS EN 1279-2002.

About Condensation On Glass