Innotech Windows + Doors, North America’s largest exclusive manufacturer of German engineered fenestration systems, introduces its next generation of  high-performance windows and doors. The new Defender 88PH+ System includes fixed  windows, an operable window and a terrace door that are all certified by the Passive House  Institute – a distinguished recognition by the world’s most rigorous energy-based building  standard. 

Read the full press release here.