Installing Rolled Roofing Over Existing Rolled Roofing

Apply roofing cement to the roof.

Installing rolled roofing over existing rolled roofing.

Step by step roll roofing installation 1. Hammer raised nail heads into the roof deck to ensure a smooth surface for an effective installation of the. How to install peel stick roll roofing on a flat roof step 1. After it is unrolled and spread into place over the roof it must be nailed down.

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. Spread the roofing cement along the. After the eave drip is in place it is time to lay the roll roofing. This aluminum flashing protects the edges of the roof sheathing.

Using a measuring tape measure 35 inches 89 cm up from. 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. Sweep the roof deck with a push broom in order to remove debris such as stones leaves twigs moss and loose. You should not install it over a roof that s severely damaged however.

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. Mark a chalk line to identify the end of your first layer. Installing the rolled roofing 1. Cut the rolled roofing.

Prepare a valley between joined roofs by cutting a strip that is 18 inches wide and covers the entire length of the. If removing your current shingles is a problem it is usually permissible to re roof over your existing roof with rolled roofing. Install a drip edge around the perimeter of the roof. Add a second piece of full width roll roofing over the first.

It needs to be nailed down with each nail spaced roughly 6 inches apart. 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.