Triple-pane fiberglass windows, continuous insulation, and careful air-sealing ensure that the envelope remains ultra-efficient, reducing demand on the HVAC system.  Photo 8 of 18 in Wallingford Passive Solar by Wyant Architecture

Wallingford Passive Solar

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Triple-pane fiberglass windows, continuous insulation, and careful air-sealing ensure that the envelope remains ultra-efficient, reducing demand on the HVAC system.