Passive House Certified Doors

The Defender 88PH+ System combines decades of fenestration knowledge to deliver a robust window and door system that is Passive House Institute (PHI) certified. Our Passive House terrace doors are manufactured in Canada for North American Passive House projects.

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A History of Performance
Innotech Windows + Doors was established at the turn of the century with the purpose of manufacturing German engineered windows and doors that reached beyond industry standards. Today, we are proud to offer our clients a full line of high-performance, energy-efficient and durable windows and doors that are engineered, tested and labeled for our North American climate and building codes.
Passive House Certified Terrace Doors
The Defender 88PH+ System is a natural evolution in our history. It offers the performance required to achieve the ultimate in energy-efficient design and construction: the Passive House Standard as defined by the International Passive House Association. Manufactured at our state-of-the-art manufacturing facility in Langley, British Columbia, the Defender 88PH+ System is a Passive House Institute (PHI) certified component with outstanding thermal insulation, superior air, water and sound resistance, and proven durability.
- phC certified component by the Passive House Institute for climate zone 3
- Uw value = 0.80 W/(m²K)
- available with a variety of glazing options
- manufactured in Canada
Terrace Door Configurations
The Defender 88PH+ Pro Terrace Door is available with tilt and turn hardware or swing (inswing or outswing) hardware. Choose from single doors, double doors and doors with top or side windows. Various sill and handle options are also available.
Key Performance Data
The Defender 88PH+ System performance data is available for download on the Passive House Institute’s Components Database. Contact us for more information, including NFRC and NAFS values.