Rigid Insulation Plywood Roof Deck

Atlas acfoam nailable products offer osb or cdx plywood adhered to the top face combining all the benefits of a nailable roof substrate with thermally efficient polyiso insulation.

Rigid insulation plywood roof deck.

The plywood was fastened through the rigid foam to the rafters with long screws. Attach to deck board. Polyiso is an easy cost effective sustainable and energy efficient construction material. Rigid insulation layers exterior to existing roof sheathing must provide sufficient thermal insulation r value to control condensation risk see climate specific guidance.

The illustration shows two layers of osb or plywood roof sheathing. After installing several layers of rigid foam above the roof sheathing these workers installed plywood above the rigid foam. Acfoam nailable polyiso roof insulation. Rigid foam insulation installation prepare roof deck.

They had to look original. This type of insulated roof assembly limits thermal bridging through rafters. Installed on the roof exterior foam makes the living space below more comfortable and reduces the likelihood of ice dams. Consult membrane manufacturer for suitability and system requirements.

Install nailbase for cladding. From the nail base itself to specially engineered fasteners acfoam nailable products are designed to work together for an efficient and fully functional nailable roof system. The 6 inches of rigid insulation added to the top of the existing roof deck needed to be done in a manner that was invisible. There s a reason polyiso rigid foam insulation is used in more than 70 of commercial roof construction as well as in many residential builds.

A lower layer conventionally nailed to the rafters and an upper layer installed as a nailing surface for the roofing material on top of the rigid foam. The bottom layer of a single ply membrane roofing system is the roof deck or substrate. Certainteed flintboard iso nb composite polyisocyanurate osb roof insulation is a rigid board insulation for use with heavyweight shingles standing seam metal tile slate and single ply roofing systems. After the roof deck is prepared the rigid foam boards need to be cut to size to fit snugly together on.