- Windor provide a manufacturers guarantee of 5 years with regards to replacement double glazed units, polycarbonate and woodgrain door panels.
- Windor provide a manufacturers guarantee of 10 years with regards to white replacement door panels.
- If Windor undertakes refurbishments of a conservatory where the window, door or roof frames are replaced then there is a full 10 year guarantee.
- All other works carry a 1 year guarantee.
All guarantees are non-transferable.