Residential ProjectsThis 5200 s.f. residence was part of the LEED-H Pilot Program and has been awarded LEED Platinum certification. Edge House is near Net-Zero (HERS 8) and utilizes a wide variety of cutting edge green technologies: a 10kW PV system, ground source heat pump, solar thermal system, fiberglass Alpen windows, a Kalwall Nano-gel skylight, non-toxic construction, ICFs, a fully-integrated home automation system, super-insulated walls, 100% engineered lumber, FSC reclaimed Cedar siding, and Boulder's first permitted grey water system. Edge House is ADA-compliant.