The Passive House is the World's Most Rigorous Standard for Energy Efficient Construction

More than one-third of the warm air escapes through leaking areas in the building envelope. SIGA is the forerunner in the development and production of innovative products to create air and windtight building envelopes with adhesive tapes and membranes. Since 1985 all SIGA high-performance adhesive tapes and compounds have been free from solvents, high boilers, resins, chlorine, plasticizers and formaldehyde (VOC). Made in Switzerland

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Alpen High Performance Products (Alpen HPP) manufactures super-insulating, thermally efficient residential and commercial windows and architectural glass utilizing three decades of experience incorporating lightweight, suspended-film technology. Alpenglass super-insulating units are used throughout Alpen HPP residential and commercial window and door products and Alpenglass architectural glazing solutions. The exceptional thermal performance of Alpen HPP window and glazing solutions grants the freedom to design with maximum glass across all building types and climate zones. Alpen HPP units provide a powerful combination of optimum solar control which blocks summer heat, retaining winter warmth, eliminating harmful ultraviolet rays, and maximizing natural daylight and clarity and provides the ultimate in architectural freedom. Made in the USA

With homes and businesses becoming more energy efficient and airtight the need for mechanical ventilation has become mandatory. New 2012 IRC building codes require that all homes in Zones 3-8 must have whole house mechanical ventilation systems. Ultimate Air is energy efficient while it removes stale and polluted indoor air and replaces it with fresh conditioned and filtered outside air to provide a healthy and clean indoor air environment. Made in the USA