Insulation Truss Roof

Isoboard thermal insulation fitted as a ceiling following the roofline allowing the opportunity to create additional space or a liveable loft conversion.

Insulation truss roof.

Following ten years of extensive testing isoboard thermal insulation has developed a proven solution to fixing its thermal insulation boards above rafters trusses or beams. They support live and dead loads by efficiently transferring the loads to the building walls or supports. By including a layer of stone wool insulation within your roof system your building will benefit in more ways than one. Unvented insulated pitched roof this assembly uses a sloped roof ceiling assembly with insulation filling the entire depth between ceiling and roof sheathing.

To insulate the underside of the ceiling between rafters you ll want to add insulation to the exterior portion of the finished ceiling. The easiest way to increase the value of your roof assembly is to insulate the insulation with a hybrid roof system. Like ordinary roof trusses scissors trusses come with or without a raised heel sometimes called an energy heel. With a regular roof insulation isn t a problem.

Examples of live loads are snow wind rain and temporary construction loads. When improved insulation is combined with efficient air sealing and adequate attic ventilation a raised heel truss roof reduces the pressure and temperature differences between the living and attic spaces thereby cutting heat transfer and improving the efficiency of the hvac system. A variety of insulation materials can be used to insulate scissors truss roofs as long as. Roof trusses are engineered wood alternatives to hand framed rafters.

If you ended up with scissors trusses without raised heels this article is only available to gba prime members. Live loads are not always present.