Why choose Zenith?

Our Warranty

We've been improving homes for 38 years, and we're one of the largest companies in the UK's double glazing industry. That means you can rest assured that our 10-year warranty is one you can depend on.

• You get a full 10-year guarantee on all double glazed windows, doors, roofline, cladding & bargeboards, fascias & soffits, guttering & downpipes, garage doors, flat roofing, driveways, porches & canopies, conservatories and garden rooms
• The guarantee is fully transferable. If you decide to sell your home, the new owner simply re-registers* with us, and benefits from the remainder of the guarantee period - a useful extra feature if you do decide to sell!
• Our optional low-cost Care Free Repair & Replacement Service Agreement reinforces our complete confidence in the long-term performance of our products more details... 

* A small re-assignment and inspection fee may be chargeable.