Versatile gafglas ply 4 sheet for built up roofing bur offers maximum strength and stability and can be used in all climate zones as a base sheet ply felt and more.
Hot mop roof weight.
At the same time a 90lb felt or modified bitumen cap sheet which is a type of asphalt that is modified with rubber or fiber is applied onto the hot asphalt.
The procedure for applying each varies as do the cost and life span making an.
Sbs modified bitumen sheets shall be.
Affordable and dependable.
A hot mop roof is easy to look after and maintain.
The weights of other actual products of the same type may vary.
Never mop ahead of the modified bitumen rolls more than 6 1 83 m and in temperatures below 50 f 10 c no more than 4.
None asphalt roll roofing 1 1 lb m ft 2 5 4 kg m 2 asphalt shingle or asphalt fiberglass composite shingle 2 7 lb m ft 2 13 2 kg m 2.
The hot asphalt is laid out evenly with a large heated mop over the surface.
They are designed for roofs with shallow pitches where the rise is no more than 4 inches in every 12 inches.
A hot mop roof may easily be installed over existing roof as long as the weight is not too much for the structure.
A built up roof is a multi layer low slope roof consisting of a base deck of metal plywood or concrete followed by a layer of rigid roof insulation and covered with alternating layers of roofi ng felt and hot mopped asphalt.
Ft kilograms per square meter kg m 2 source.
Hot mop roofing and torch down roofing are both popular roofing options for flat roofed structures.
This price range can change depending on the materials you choose.
This outstanding combination of high tensile strength felt and water resistant asphalt.
To begin the hot mop process a layer of hot asphalt will be spread on top of the roof s base sheet.
A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper.
Built up roofing for an average commercial roof it will usually cost between per 5 50 8 50 square foot in materials and labor to install a typical built up roofing system.
This means huge potential for savings on the roofing job.
Both of these options provide an effective way to waterproof a roof creating a base that will stand up to weather while keeping the inhabitants of the building dry.
These are the weights of typical actual products.
Hot mopped roofs are durable low cost options compared with others types of roofs.
Weight of roofing materials.
The weight of roofing constructions above the truss rafter may be estimated with the calculator below.
Asphalt shingles 3 tab or strip 1 95 lbs.
