Roof Insulation Topping

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Roof insulation topping.

If you want ventilation channels between the top of the insulation layer and the underside of the upper layer of plywood roof sheathing an unnecessary step in most cases but useful in some climates to reduce the chance of ice dams a problem that does not generally affect standing seam roofs the usual method would be to create a ventilation channel by installing 2x4s on the flat 16. When a protected species is present you will need to abide by the law and may have to modify how or when you undertake work. Check the roof space for bats and nesting birds. In this video matt will show how to use atlas polyiso insulation to insulate on top of your roof.

Insulating the access hole. The materials used to insulate under the roof include batts of mineral or glass wool insulation held in place by battens of wood attached to and across the rafters alternatively polystyrene. Wear a mask gloves and protective clothing. To finish the job insulate the top of your access panel by cutting a batt to size and stapling or gluing it into place.

Also make sure that any electrical cords and cables in the roof are sitting on top of the insulation and not under it. Roof insulation top tips. Be sure to watch the monopoly framing video to understand how they got to this point on our real rebuild project.