Foam Roof Boards

Washer head extra long screws up to 18 in.

Foam roof boards.

Retrofitting an insulated cold roof. They keep your home at a comfortable temperature without the need to crank your heat. Tapered expanded polystyrene eps roof insulation was developed more than 30 years ago with a dual purpose in mind. Long fastenmaster s headlok screws work great for screwing down 2xs or sheathing over thick foam.

You can even place it under the foundation slab. Gba editor mike guertin apr 08 2015 09 38pm 15. The panels need to fit together tightly to help prevent warm air from leaving the top of the building. Using the perimeter marks for the ceiling joists chalk lines were snapped to indicate where to screw down the sheathing.

Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to retroplus roof board on one side and a glass reinforced facer on the other. Rigid foam insulation also known as insulating boards provide high r values. The washer head style has good holding power. 1 in x 4 ft x 8 ft.

Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency. Rigid roof insulation board. To drain and insulate dead level roof decks. 1 in x 4 ft x 8 ft ap foil 1 faced polyisocyanurate foam board insulation item 101645 model 90001019.

After the roof deck is prepared the rigid foam boards need to be cut to size to fit snugly together on your roof. Retroplus roof board is an expanded perlite mineral aggregate board. Types of insulating boards. R panel is manufactured with a closed cell polyisocyanurate foam core bonded to fiberglass reinforced facers and designed for use over metal nailable and non nailable roof decks with a variety of membrane systems.

Install it anywhere from the roof to the foundation. Manufactured from lightweight foam control eps tapered expanded polystyrene eps roof insulation is a value engineered system that has been proven in new and reroof applications all over the country. Adding the roof sheathing sheets of 4 x8 osb were then laid directly on top of the rigid foam insulation boards leaving small gaps per the manufacturer s recommendation to avoid buckling at the seams. Rigid foam is produced in various size panels 4 ft x 8 ft 4ft x 4ft etc.