How To Apply White Cement On Roof

It is best to work in small areas rather than try to do all at once.

How to apply white cement on roof.

For sealing down shingles or flashing use around a quarter to half inch thick layer of roofing cement. Serious ponding should be referred to a roofing contractor. This will enable you more control. Avoid using plastic roof cement.

When patching a roof blister open the blister and allow it to dry thoroughly before applying roof cement. For roof blisters bust the blister open and make sure it s dry first before applying the cement. If you have larger holes or fissures in the roofing you may need to install rolled roofing or other fabrics first before sealing it over with. This surface preparation ensures that the cement has the ideal surface to bond to.

Roofing cement can be use to seal a roof and to fix tiles shingles roll asphalt and any other roof material. Repair and seal roof penetrations tears open seams etc. Concrete masonry and other absorbent surfaces may need a coat of primer before application. Apply from 0 f to 120 f 18 c to 49 c 100 wet surface adhesion per astm d3409 standard test method for adhesion of asphalt roof cement to damp wet or underwater surfaces.

Made from heavy bodied asphalt it spreads easily. Using elastek 103 crack joint sealant and reinforce with polyester roof fabric as necessary. Apply cement up to 1 2 inch thick when sealing flashing. Roofers choice 15 plastic roof cement is a trowel grade sealant for dry surfaces.

No blistering sagging or sliding per astm d4586 standard specification for asphalt roof cement. Rubberized for improved flexibility and durability. In larger or deep ponding areas apply elastek 500 puddle plaster to fill in areas that hold water. 10 year limited.

Old patches of roof cement should be removed and rust should be cleaned from metal surfaces.