What is a passive house? – The Passive House concept represents today’s highest energy standard with the promise of slashing the heating energy consumption of buildings by an amazing 90%.
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Every day, for over 35 years, Gravina's Window Center, has taken the time to build long-term relationships by helping their customers renovate their homes with the highest quality products and services. Gravina's Window Center is committed to providing their customers the highest quality replacement windows and doors through the use of an experienced sales staff, skilled craftsmen and courteous personnel. By providing fiberglass replacement windows to the front range area, Gravina's Window Center has set the standard in customer satisfaction only a third generation family business can. View more posts
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