What is ZEN’s Guarantee, and what does it cover?

ZEN guarantees all white UPVC double glazing window products against discolouration for 25 years (10 years on colour foiled frames and conservatory roofs). In addition, we guarantee all hermetically-sealed double glazing units for 10 years against misting.

Which locations do you cover?

ZEN Windows and Conservatories cover Bristol, Gloucester and Cheltenham and surrounding areas.

Are your double glazed windows A-rated?

Yes, our double glazed windows are A-rated as standard. The minimum required to be compliant with building regulations is a C rating. Find out more about the Window Energy Rating system.

Is your double glazing internally beaded?

Yes, ZEN’s double glazing is internally beaded as standard.