There are many types and formulations of roof coatings so it is important to always consult the shingle manufacturer before proceeding with any type of coating.
Roof coatings over asphalt shingles.
Dura life clear 100 acrylic roof sealant for tiles and shingles.
Clear matt 100 acrylic shingle shield roof coating for rejuvenating asphalt fiberglass and clay shingles 0 54 99 lanco 1 gal.
Simply clean all dirt mold and mildew off stir contents in can then roller on with 1 2 nap roller or use a hand pumped sprayer to apply our roof coating for asphalt shingles.
A specially formulated 100 acrylic coating specifically designed for use on asphalt shingles.
Arma strongly advises against the application of any type of field applied coating over installed asphalt shingles.
Its unique formulation provides excellent durability superior fade resistance and a smooth low sheen that resists cracking peeling and chipping while binding the shingles together to resist wind lift up.
Not surprisingly the national roofing contractors association nrca does not recommend any type of protective coating be applied to shingle roofs.
In fact most shingles are not designed to handle any type of protective coating.
Let the first coat dry for 3 4 hours and then apply the second coat.