Installing Rolled Roofing Over Existing Rolled Roofing

Add a second piece of full width roll roofing over the first.

Installing rolled roofing over existing rolled roofing.

Even small cracks in the existing roof can jeopardize the integrity of the layer of roll roofing. Step by step roll roofing installation 1. 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. Installing the rolled roofing 1.

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. How to install peel stick roll roofing on a flat roof step 1. As with the felt paper it is very important to properly align the roll roofing. Spread the roofing cement along the.

Hammer raised nail heads into the roof deck to ensure a smooth surface for an effective installation of the. After it is unrolled and spread into place over the roof it must be nailed down. Install a drip edge around the perimeter of the roof. You should not install it over a roof that s severely damaged however.

Mark a chalk line to identify the end of your first layer. Using a measuring tape measure 35 inches 89 cm up from. Sweep the roof deck with a push broom in order to remove debris such as stones leaves twigs moss and loose. Apply roofing cement to the roof.

Use a trowel to scoop up the roofing cement. If removing your current shingles is a problem it is usually permissible to re roof over your existing roof with rolled 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. Cut the rolled roofing.

After the eave drip is in place it is time to lay the roll roofing. 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.