The strips should always be horizontal. On this video I showed you how to prepare a basic flat roof step by step hope you learn something a.
Make sure that the roof is completely clean.
How to install roll roofing. Flat roof installation. So in terms of quantity a roofing roll is about the size of one composite shingle square. For extra durability you may install roll roofing in two layers.
Once the first row is done add approximately two inches of cement to the top of the first row to secure the second row of roofing. The nails should start. Cut the sections of flashing with tin snips as needed and nail.
You can install roll roofing on your own but it goes more smoothly with a helper so grab a friend and get started. Attach the First Second Sheets. Install roll roofing directly over clean dry plywood minimum 1532 119 mm decking or approved equal on slopes equal to or greater than 112 for the concealed nail method or 212 for the exposed nail method.
This Is NOT a How-To Video. Roll Out Materials 2. Nail down the 18-inch roll roofing sheet that it is covering the valley.
Adjust for a Sloped Roof. It was pretty ea. Overlap the Valley 7.
One MSR roofing roll is usually about 36 feet long by 36 inches wide. Bought this roll from Home Depot. Keep in mind to draw the chalk lines as borders for all sections.
Learn more about common installation practices for low slope residential applications including why Owen Corning DeckSeal Roofing System is a preferred choice. This has since been redone professionally when my entire roof was reshingled. How to Nail Down Roll Roofing Step 1.
Roll out the first sheet and ensure it lies flat and even. Roll roofing installation. Attach First Course 3.
You can find roofing cement at the building supplies store or the local hardware. You can also install flashing but usually you might only need to apply an 18-inch wide strip of roll roofing. Install a drip edge around the perimeter of the roof.
This aluminum flashing protects the edges of the roof sheathing from water. Apply about two inches worth of cement under either side to seal the roofing down and then nail it down making sure it still stays flat and even as you go. GAF Corporation Technical Advisory Bulletin – Options and Application Procedures for Roll Roofing.
Its better that you apply the cement in several stages starting with the bottom part of the roof. Cover the valley of the roof. Attach Second Sheet 4.
To install roll roofing youll need to cut the material into long strips of the correct length for your roof and lay it flat. Rolled roofing or roll roofingalso known as MSRcomes in rolls of 100 square feet. Rolled roofing is easy to obtain and can be found at all home improvement stores.
Attach Final Piece 8. Work at the bottom then move to the middle before you apply the roll roofing and so on. The valley of the roof is the point on the roof where the two sides meet.
Fiberglass mineral-surfaced roll roofing is installed using mechanical fasteners nailing or hot or cold processes to seal between plies. Prepare the roofing cement drive nails near the required edges and smoothen out any creases. Here is what a typical manufacturer of roll roofing expects to find below an installation of their mineral-granule-surfaced residential roll roofing product.
It also helps if you first install a layer of roofing felt. Attach drip edge along the edge of the roof with roofing cement. Spread Roofing Cement 5.
Hot-mopping requires commercial asphalt heating equipment while cold process adhesives are usually brushed-on directly – no heating is required.