Timber Frame Roof Insulation Details

Normally the insulation is either built up above 2x ceiling roof decking that is installed on top of the trusses or sips structural insulated panels are installed on top of the timbers the range of insulation is dependent on the thickness of the sips or of the built up insulation.

Timber frame roof insulation details.

14 replies 10114 views. Looking for advice to properly roof my timber frame shed started by brian weekley on timber framing log construction. Long timber screws are used to tie the 2x4s into the timbers. 12 replies 4215 views march 30 2014 03 11 53 pm by shinnlinger.

Can choose from stressed skin panel options or use a technique that we call the inside out method. Using a 140mm timber stud selected for frame rigidity with 60mm pir insulation between the studs and 60mm pir as an insulation wrap around the outside you can attain a u value of 0 16 w m2k. Once we are done insulationing it s time to add the first layer of 2x4s. However it can be done from the roof side at the time you replace your asphalt or cedar roof with a new aluminum metal roof.

There are several ways to insulate the frame. This layer of 2x4s is run over top of all of the timbers in the timberframe. That second layer of insulation run vertically is taped off and spary foamed. Timber frame roof sheathing started by theenglishlumberjack on timber framing log construction.