By far, windows and Patio doors are the Best Quqlity available in the market place. Installation is Outstanding. Installers are friendly, well experienced, they are loyal employees of Weather Tight not sub contractors. At the end of each day they spic span the work area. It was our pleasure to get to know, Brian-Leader of the crew, and his helpers- Luis, Joe, Sabin, Pedro and Jason. Anyone shopping for new windows and patio doors, we would highly recommend Weatehr Tight. Long term they offer the best value for your investment. Their Lifetime Warranty and follow up service is the best in the marketplace.