Established in 1979, GRM Windows has grown to become one of South Wales most experienced and trusted manufacturers of quality PVCu Windows, Doors, Panels and Conservatories to both trade and homeowners alike.
The GRM Promise
CHRISTMAS 2018 HOURS OF BUSINESS - WE WILL BE CLOSED OVER THE FESTIVE HOLIDAY PERIOD AS FOLLOWS - LAST DAY OF BUSINESS FRIDAY 21ST DECEMBER - BACK ON THURSDAY 3RD JANUARY
HAPPY CHRISTMAS TO ALL OF OUR CUSTOMERS!
Providing a customer focused and flexible approach to design
Utilizing our knowledge and experience to develop the highest quality windows and doors
Supporting both trade and homeowners to deliver the best possible installation service
If you would like to find out more about any of our products or services please do not hesitate to get in touch.
We'd be happy to provide you with a quote and discuss your needs in greater detail.