How To Use Roof Cement

Plastic roofing cement is purchased in a can or bucket like container and is spread onto the roof using a trowel.

How to use roof cement.

Avoid using roof cement while smoking or around open flames. Before climbing that ladder and tackling your roof repairs there are some things to remember. Roofers choice 15 plastic roof cement is a trowel grade sealant for dry surfaces. Using a trowel or putty knife apply the roof cement into the crack or hole until filled.

The correct mix ratio is 3 parts sand to 1 part cement this is much stronger than bricklayers use 5 1 as the cement on the roof must withstand more driving rain than a typical brick wall. Apply roof cement with a trowel going to a depth of about 1 8 inch. Roof cement comes in cans and provides a quick fix for individual shingle replacements and repairs. Modern roof cement will not contain asbestos.

Of course you can t use roofing cement for just anything but on the other hand it is a rather multi purpose product. Roof cement is a multi purpose patching material and adhesive for repairing holes and leaks in roofs. It is best to work in small areas rather than try to do all at once. How to use roof cement.

You can lift up a shingle that s become askew glide the roof cement onto the rooftop sheathing and repair the dislocated shingle. It forms a tough film that won t become brittle and crack in the coldest weather or run and sag in the hottest. Made from heavy bodied asphalt it spreads easily. Roof cement is primarily used to hold roof tiles hip tiles and ridge tiles securely in place it also keeps out rainwater.

You can get special forms of roofing cement that can be laid down effectively even on a wet surface though the regular style adheres best to dry surfaces only. Roof cement is a thick black paste like adhesive that s typically used to apply individual roofing shingles. If you re using a wet surface formula smooth the cement both into the surface you re repairing and around the area as well. When working in colder weather leave your roof cement inside overnight.

When applied this way the cement is then smoothed using a putty knife to provide optimal leak protection and a cleaner finish. This will enable you more control. Fixing rust spots and joints in leaky gutters and metal trim. For regular roof cement used in dry conditions don t thin it out.

It may also be applied using a caulking gun when sealing tears or when sealing hard to reach areas.