How To Install Metal Roof Insulation

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How to install metal roof insulation.

In this video i cover measuring the roof figuring the metal th. You will use metal roofing screws to secure the metal panels to the sheathing. Steel bands typically 1 wide are screwed to the underside of the metal purlin or wood truss in a pole barn 30 apart creating a grid system. It can lie down perfectly under the metal roofing without having to deal with the hassle.

To calculate the amount needed multiply your metal roof square footage x 40. Overlap each sheet. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Lay the plywood perpendicular to the roof joists and.

But it is important to make sure that the paper liner is installed correctly between the sheathing and the insulation to prevent mold and mildew. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house. Moreover try to ensure that the screws are all aligned evenly. The easiest and by far the quickest way to install metal roof insulation is with 1 inch staples.

Space the screws about 12 in 30 cm apart. Install by using staples. Using staples will allow you to install the insulation easily and quickly. Place corner pieces where panels will meet bends at the edge of the roofing.

For exposed fasteners avoid over tightening the fastener. Commonly used in double layer high r value metal roof insulation systems and in retro fit insulation applications. Install plywood or oriented strand board osb to act as structural roof sheathing. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch.

As a place where mold can quickly grow it is important to make sure that the paper liner is placed between the insulation and the sheathing. Use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging. And for any exposed fasteners try to avoid over tightening them. Try to space the screws about 12 inches apart down the entire piece of metal.

You can easily go through several sheets of insulation and know that they are secure.