Larsen truss / Green Building & Sustainable Home Renovation Information & Advice

Passive House wall system ; Larsen Trusses & dense-packed cellulose insulation
Wall assemblies - new construction

Larsen truss wall systems with double-stud construction & extra insulation for new homes & energy efficient home renovation

...Larsen Truss wall design: This wall system was developed in 1981 by a builder in Edmonton, Alberta named John Larsen (hence the name), and while the original wall was 8 ¼” thick, they can be made as thick as you like. Larsen trusses use a variety of insulation types, including batt insulation (Rockwool or fiberglass) o...