It is a liquid applied thermoplastic sebs rubber roofing system formulated to provide a durable vapor barrier.
Granulated overlay roofing.
A mat of fiberglass polyester or other material is often used as a sturdy core for torch down roofing membranes.
Most cap sheets resemble rolled asphalt roofing.
The granules give a roof color making it more attractive.
It provides superior resistance against the elements and damage to the roof as well as adding extra benefits like flame resistance.
When you overlay a new roof you attach the new shingles or other roofing material to the existing roofing material.
The old roof is not so much being replaced as it is being covered over with a new roof.
The system cures to form a seamless rubber membrane which not only waterproofs and protects the roof but also offers 82 reflectivity to reduce thermal movement and cool ambient air temperatures at ac intakes.
Granular cap sheet roof.
Ac cap sheet consists of a proprietary modified asphalt a tough fiberglass reinforcing core and a granular surface to protect against uv weathering and physical damage.
The pros and cons.
Another perk is that you can find granulated roofing in various weights.
Overlay is when your existing shingle roof is not removed and covered over with a new shingle roof this is a money saving option presented to many homeowners when it is time for a new roof.
There are several benefits to a granulated roofing surface over a smooth surface.
Cap sheet is a rubberized asphalt roll roofing product.
Ul class a b or c membrane constructions are available and system guarantees are available for up to 20 years.
Saves money contractor will save time savings to homeowner by installing new shingles over an existing roof.
The glass base resists the effects of moisture on the roof system while the aesthetically attractive granule surface provides an ultra violet protective surface and requires no additional surface coatings.
Gaf tri ply app granule cap sheet 3 3 ft w x 32 25 ft l 100 sq ft white roll roofing.
Modified bitumen coating is one of the most popular solutions for protecting a flat or nearly flat roof.
They consist of fiberglass mats coated with mineral granules for strength and durability.
Surfacing for built up roof systems include aggregate such as gravel slag or mineral granules glass fiber or mineral surfaced cap sheets hot asphalt mopped over the entire surface aluminum coatings or elastomeric coatings.
A roof cap sheet is fairly heavy because of the mineral surfacing and is widely referred to as 90 pound roofing in north america.
