Quality assured

Our uPVC windows, doors and conservatories are constructed to a very high specification with products from the world’s leading suppliers. Manufactured by the best in class, these companies, who have a global presence, are renowned for their reliability, durability with a great emphasis on quality. On top of that, Granville and its suppliers are committed to continuous improvement principles to ensure you are always getting the best possible product with the very best service available – all the time.

uPVC windows – Granville Home Improvements

Our guarantee of top service

Suited to the climateGranville’s windows include a full 5-year guarantee across our entire range of products which covers all materials and labour.

Additionally, the guarantee outlined below gives complete peace of mind.

We will not be beaten on value for money.

If you can find the exact materials at a lower price, Granville will refund the difference in full.