How To Install Rigid Insulation On Roof

Flat roof insulation installation the rigid foam board insulation we used was 2 thick and came in 4 x 8 sheets.

How to install rigid insulation on roof.

It is not the normal insulation type that can be rolled up. Then cut your insulation panels to fit between the furring strips. Use a straight edge knife or utility knife to cut the panels to size. There are lots of different ways to insulate this type of roof but one of the best methods calls for the installation of rigid foam insulation above the roof sheathing.

Rigid foam boards come in different material compositions varying thicknesses and different insulating r value properties. Depending on the depth of your ceiling look into the various sizes available. Rigid foam offers tremendous boost to a home or office s r value. There are several ways you can do to insulate the metal roof.

Standing on the step ladder press the foam against the top of the ceiling. Use 2 1 2 inch deck screws to drive the furring strips into the foam and the wood framing beyond. It can be touted that foam batting material is the best one to pair with metal roof insulation. There are at least two good reasons why this approach makes more sense than installing the insulation under the roof sheathing.

A helpful hint for installation is to use a straight edge along the cut line to ensure the panels fit best. Once the roof demo was complete and the flat roof was cleared of any remaining debris some rotted 2x material around the perimeter of the roof was replaced. Tips to install metal roof insulation use foam batting. The furring strips should run vertically from floor to ceiling or from eaves to rafters if you are installing them on a sloped ceiling.

2 inch foam will probably work fine however rigid foam insulation is available in various sizes. Insulated roof assemblies can be vented or unvented. Putting an insulation layer could help you to stay away from this issue. Use 2 2 inch lumber for the studs and 2 3 inch lumber for the top and bottom plates.

Depending on the height of your ceiling you may need to use a step ladder to install the foam. To install measure the foam insulation panels to the roof s dimensions.