"Hi Dan .... This is a way overdue THANK YOU for the great new windows! Your installation guys were great, very professional and friendly and we're really happy with the windows. They look amazing and the trim colour is a perfect match!"
Linda Molenaar Brantford, ON
GreenView proprietary vertex3™ high-performance glass technology is engineered to provide remarkable thermal efficiency, crystalline glass clarity and superior air infiltration protection. The vertex3™ system is a standard feature offered on all GreenView windows! vertex3™ is derived using three state-of-the-art technologies: ēvolv Glass Technology, EC Tech Glass Technology and Owens Corning® Air Seal Technology -- resulting in a higher performing window, meaning lifelong savings for you!