Larsen trusses / Discussions

Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?

...Larsen trusses with dense packed cellulose. The guides I've see in Fine HomeBuiding magazine suuggest the best route is apply poly barrier on the outside as the...

Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...Larsen Trusses. My house like most in built in the early 1900's, has interior plaster walls with oil paint, 2x4 studs, and is insulated with blown in cellulose....

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

When using larsen trussees, what is the maximum spacing between TJIs

...larsen trusses outboard of my structural 2 x 4 framing. i read an article that was spacing TJIs at 4' oc and ws wondering how big a cavity can be efectively den...

Posted by Steve Outlet March 6, 2020, 12:39 a.m. Wall assemblies - renovation 1 Responses

Can you mount heavy objects to a Passive House Larsen truss wall?

...Larsen Truss. I used closed web I-joist( made from 2x3 and osb). Can I mount to this without worry? Thanks Whether or not Larsen trusses are strong enough on th...

Posted by Jay Stevenson July 3, 2020, 2:42 p.m. Wall assemblies - renovation 1 Responses

Can you elevate a slab on grade foundation?

...Larsen trusses with Dense-packed cellulose as the wall assembly .

Posted by Raoul Lions July 27, 2019, 2:47 p.m. Slab on Grade 1 Responses

What is the right amount of insulation for a house?

...Larsen trusses exactly like you are considering, here's a link - How to Build Double-Stud Larsen Truss Walls on a Passive House Beyond such modelling, if yo...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

What is the most efficient passive home design?

...Larsen trusses and cellulose insulation that has an extremely low carbon footprint. So this full life cycle of that home would be easily 10 or more times lower ...

Posted by Peter Riley Jan. 29, 2020, 9:01 p.m. Passive House 1 Responses