Metal Roof Insulation Options

Up to 6 r 19 can be used in a single layer appliction.

Metal roof insulation options.

Radiant barrier insulation can be used in conjunction with thermal insulation or independently. Fiberglass batts offer one of the cheapest and easiest ways to insulate metal roofs. Each area is done independently because each requires a different formula. Metal roof insulation options 1.

Cut each sheet to the desired size using a utility knife then fasten it in place using staples or adhesive. We re going to look at the best insulation options for metal garages and steel buildings. Fire retardant can be added to the mixture. Very economical and effective when installed correctly batt and blanket insulation is processed made from mineral fiber typically of fiberglass or rock wool and may include a radiant barrier blocking the best for metal buildings.

Bare foam board one sided sheathing board or double sided which is also reference as structural insulated panels. 280 x 16 4 480 sqft. It typically has 3 variations. It can be installed on old or new metal roofs without causing disruption or the need for reroofing.

Your roof purlin spacing can vary but 5 on center and 8 inches in depth is common which is the available insulating area. The previous four options are all used beneath the roof. It s one of the most effective options for metal roofing and it s very easy to work with. Below is how you would determine how much insulation is needed for a 60x80x16 metal building.

Factory pre cut white vinyl faced fiber glass blankets are placed in between the metal roof purlins and held in place by steel strapping called banding screwed to the bottom of the purlin. 60 x 80 4 800 note. A good metal roofing insulation material should therefore have superior convective and radiant barrier capabilities. Both materials make a great physical barrier between the interior building and the metal roof.

Fiberglass batts or glass mineral wool metal roof insulation the most common material used for an insulating metal roof is fiberglass batts or glass mineral wool. Rigid foam board is just above the roof deck or an exterior insulation option. The batts are located side to side on the rafter of the roof. Fiberglass insulation roll options when choosing metal building insulation there are several thicknesses or r value s to choose from ranging from 2 5 8 r 8 to 9 5 r 30.

60 60 80 80 280 step 2. Spray foam is a large scale version of what comes out of a can. Avoids nails or screws which could penetrate the metal roof and cause leaks. Bubble insulation is not reliable.

Multiple thicknesses or layers can be combined in a double layer system to achieve high r values. Metal roofing insulation is a green solution to reducing your heating and cooling costs. Since it s self adhering it s an excellent option to insulate awkward shaped areas.