Installing Rolled Roofing Over Existing Rolled Roofing

Installing the rolled roofing 1.

Installing rolled roofing over existing rolled roofing.

Sweep the roof deck with a push broom in order to remove debris such as stones leaves twigs moss and loose. Install a drip edge around the perimeter of the roof. Step by step roll roofing installation 1. This aluminum flashing protects the edges of the roof sheathing.

Spread the roofing cement along the. After it is unrolled and spread into place over the roof it must be nailed down. Nail the roofing in place with short roofing nails spaced 6 inches apart and 1 inch in from the outer edges of the roll roofing. Installing over an existing roof since roll roofing is very light and thin but not particularly durable it s a great option for installing over an existing roof.

You should not install it over a roof that s severely damaged however. Apply roofing cement to the roof. If removing your current shingles is a problem it is usually permissible to re roof over your existing roof with rolled roofing. Watch licensed home inspector john villella owner of all pro home inspection explain this rolled roofing material issue that was found at a recent home insp.

Using a measuring tape measure 35 inches 89 cm up from. It needs to be nailed down with each nail spaced roughly 6 inches apart. Mark a chalk line to identify the end of your first layer. After the eave drip is in place it is time to lay the roll roofing.

Hammer raised nail heads into the roof deck to ensure a smooth surface for an effective installation of the. Use a trowel to scoop up the roofing cement. Rolled roofing is very adaptable and can be cut into 12 inch by 36 inch strips to act as hips and ridges or 9 inch strips for eaves and rakes. Add a second piece of full width roll roofing over the first.

As with the felt paper it is very important to properly align the roll roofing. Cut the rolled roofing.