Insulating Shed Roof Trusses

The truss sides will be equal in length and width to fit equally on the shed walls.

Insulating shed roof trusses.

In addition to the lean to shed there is a gable shed roof. Each roof style has some different insulating challenges. In areas with a cold climate part of the year r38 is the minimum and r50 is recommended. Insulating a shed roof is typically done using insulation below the roof deck and between the rafters.

In this energy smart homes article senior editor martin holladay explains how to insulate a vented low slope shed roof using a combination of intake vents and cupolas. Hi they make thin foam pieces that you staple to the inside of the roof sheating before you put the insulation up. This roof is more complex because of the two different angles with the roof. The minimum rating of r38 in a roof requires some creative planning in the roof design of a new shed with 2 x6 minimum roof construction.

The gable shed has a roof like a house so the roof trusses will have a peak in the middle. Because of limited space between the roof sheathing and ceiling joists a low slope shed roof can be difficult to insulate properly. A roof is like a hat. Such roofs lack maintenance as well.

Cut batt or blanket insulation that has an attached vapor barrier an r 20 or greater value and a thickness of about 6 inches to fit the spaces between roof trusses inside the shed. For a heated shed warmer air inside rises and can have a relatively high moisture content. It keeps everything under it warm. Keep in mind also that the longest lasting shed roofs are usually made of such metals as aluminum steel or copper.