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Passive House Certified Vinyl Lift Slide Door

Westeck Vinyl Lift Slide Door

Westeck Windows and Doors' vinyl lift and slide door is Passive House certified. The standard is based on five principles: continuous insulation, airtight barrier layers, controlled ventilation, solar gain and loss through design, and high performance windows and doors and patio openings. The patio door complements the company's existing line of Passive House products, says Westeck.