Loyalty Windows is a family run business. We provide excellent products at affordable prices. We will, Measure, Advise, Install and Guarantee all our projects. Grant has been a double glazing installer for 28 years and in that time has gained experience in all areas of double glazing including Windows, doors, conservatories, sun rooms, Bi fold doors and glass roofs.98% of our business comes from recommendations. REHAU is our preferred choice of windows and doors please see there website for details on the market leading product.