Roof Shingle Granules

Granules serve several critical purposes and if shingles are deteriorating it may be time for repairs to keep your roof functional.

Roof shingle granules.

Contains a uv blocker that protects against damaging sunlight improving the durability of the membranes and the system color lock ceramic firing helps maintain the true shingle color weather resistant and designed to meet industry and code requirements. Over the years granules begin to erode and fall off. These granules help to protect the asphalt from harsh environmental conditions such as uv light and heavy rains. Some other aging clues are curling at shingle corners lack of tab adhesion and broken off pieces as the shingles get more brittle with age.

Get pricing and availability. Benefits of mineral shield roofing granules include. 3m classic roofing granules are tough beautiful and long lasting. Go to us navigation go to page content.

Once this erosion of the granule has taken place the life of the shingle is basically over. Available in a wide array of colors classic granules are essential to the beauty and durability of any roof. Roof shingles are covered in tiny colored chips known as granules. Item 240789 model 4302208.

While granules were first developed in the early 1900s it wasn t until the 1970s that manufacturers developed an algae resistant coating. 3m roofing granules overview applying 3m science to our innovative roofing granules we offer sustainable solutions to homeowners manufactures and contractors. 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. Because granule loss is one of the signs that a roof is getting older it is used by inspectors as a gauge of roof condition and a way to estimate additional roof life.

Actual net contents lbs 0. Granule loss indicates aging of a roof.