Better Protection, Better Warranty
Quality windows and doors require the same quality of protection. That’s why we developed our own custom blended wood treat to provide superior protection against wood rot caused by fungal decay and termite damage.
This new wood treat is exclusive to Windsor Windows & Doors and is custom blended to provide superior protection against wood rot caused by fungal decay and termite damage. With a limited lifetime warranty, WinSure is guaranteed to provide structural peace of mind for years to come. Limited lifetime warranty applies to Pinnacle Clad Windows and Doors, Pinnacle Select Windows, Revive Clad Windows and Sash Replacement Kits in pine wood species.