This type of underlayment has grown in popularity as it is perceived that they are slip resistant and they are generally sold at a lower price.
Granular roof sand.
Sand granular metal and film.
Embedded sand to enhance traction during application.
When you see piles of the coarse sand like granules in your gutter like in the photo above or a faint ribbon of granules on the ground under the drip edge it means the roof is gradually losing its uv protection.
Roof shingle granule loss due to defective roofing product usually exposes the shingle substrate in premature bald patches and is identified by bald spots or exposed shingle substrate on roofs early in their chronological life often distributed uniformly over the roof or in areas of the roof where shingles from a particular pallet of roof shingles were installed.
Our specialty granules offer unique performance features for asphalt shingles stone coated metal and low slope cap sheets can reduce the urban heat island effect and pollution in smog ridden cities.
Ship leadtime 2 3 business days for most orders.
They protect your roof surface from deterioration by the sun s uv light rays.
Applying 3m science to our innovative roofing granules we offer sustainable solutions to homeowners manufactures and contractors.
Roofing granules 3m 3m roofing granules are ceramic coated minerals used as surfacing material in asphalt roofing products.
Choose your option winterguard comes in four different surface finishes.
Consider the design and slope of the roof combined with your personal preference.
Ship leadtime 2 3 business days for most orders.
Sand 10 50lb firewhite 10 fire white coated roofing granules 50 lb bags pallet 50 bags 10 fire white coated roofing granules dust free resin coated for better wetting.
They shield the asphalt and the fiberglass mat from the ultraviolet uv rays of the sun.
The rock granules that coat the surface of asphalt shingles are important.
These granules are colored with durable pigments bonded in a ceramic matrix and treated to promote adhesion to asphalt.
Improved exposure prior to shingling over.
These uv rays will rapidly disintegrate asphalt and the thin fiberglass mat.
They are heavy with a thickness ranging from 40 60 mils.
Very effective under tile.
Granular self adhered underlayments have sand like surface.
The ceramic granules on asphalt shingles provide a very important function.
Though age is the most common cause of granule loss there are several other factors that can contribute to the premature loss of this protective coating.