Foam Board Metal Roof Insulation

My concern is for v5 structurally i don t think that i can just lay the battens atop the eps.

Foam board metal roof insulation.

Foam board insulation is easy to use and is a great diy way to add some insulation. It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer. Rigid roof insulation board. R 3 2 polyisocyanurate rigid foam insulation board r matte plus 3 thermasheath 3 is rigid foam r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board.

It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches. Use rigid foam insulation to cover wider spans of roof sheathing between joists. Foil insulation is a radiant barrier and it works by. Some foam panel insulation is rigid enough to skip the step of installing a plywood sub roof but these materials are.

Foil insulation underlayment is recommended under a metal roof and in most cases the shiny side should be facing up but there s a catch. Foam board insulation types. This is different from the normal roll up type of insulation as it comes in panels rather than paper covered fiberglass. Johns manville r panel rigid roof insulation board offers r values of up to r 23 6 providing high thermal efficiency.

This foam can be used on either the outside or the inside of the sheathing. Rmax r matte plus 3 1 2 in. Meps foam board insulation often is called beadboard. 10 tall battens also seems like a bad idea.

Avoids nails or screws which could penetrate the metal roof and cause leaks. There are three basic foam insulation board products on the. 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. I ve written several posts about how to insulation basement walls in which i promote the use of foam board insulation as the first line of defense against moisture and mold.

It s light weight provides ease of handling. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other. Some types of thicker foam board insulation are available but they may need to be special ordered. Beadboard roofing insulation must be dense enough to walk on.

The best material for use with metal roof insulation is in the form of foam batting. Wall insulation foam boards are much less dense than roof boards so be careful when choosing your product.