Rigid Insulation Installation On Roof

Install rigid insulation board in multiple layers with joints offset vertically and.

Rigid insulation installation on roof.

Installing rigid foam insulation on top of roof sheathing is a great option for commercial buildings and homes with limited space. After installing several layers of rigid foam above the roof sheathing these workers installed plywood above the rigid foam. This article explains what rigid foam is and the benefits it offers. It can be applied on the roof floor and walls and it s most widely used in structural insulated panels and insulated concrete forms.

The plywood was fastened through the rigid foam to the rafters with long screws. Eps is by far the most versatile of the three rigid insulation options. This type of insulated roof assembly limits thermal bridging through rafters. Start at the bottom of the roof and place the first piece of rigid foam insulation against the metal flashing starting at the center line.

Many homes in more urban areas or other places with dense populations are opting for this method because they can better optimize space. Fiberglass insulated walls opened up in the middle of the winter are often covered in a thin layer of frost on the interior side of the wall sheathing. Eps is also the most inexpensive of the three types of rigid foam insulation while also meeting the required building and energy codes. Scope remove existing roofing and non adhered underlayment to expose roof sheathing.