Hot Mopped Rolled Roofing

A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper.

Hot mopped rolled roofing.

Hot mopped roofing cost vary depending on the quality and layers of roofing you are having applied. Some materials including rubber epdm and tpo roofing are all subject to expansion and contraction which means they shrink and grow in heat and cold. It s also called hot mop roofing or built up roofing because of the techniques used. The hot asphalt is laid out evenly with a large heated mop over the surface.

With a base sheet plus three layers you can expect from 600 850 a square depending on installation requirements. If done well these systems are durable and easy to repair if a leak forms. To begin the hot mop process a layer of hot asphalt will be spread on top of the roof s base sheet. They are designed for roofs with shallow pitches where the rise is no more than 4 inches in every 12 inches.

Gaf liberty 3 ft. The more seams you have the more areas you have on the roof where the rolls could be pulling away from one another and causing potential leaks. Liberty systems are applied without torches open flames hot asphalt or messy solvent based adhesives and are suitable for primed plywood decks and many other substrates. It involves spreading a layer of hot asphalt on the base layer of the roof.

This is where the professional commercial roofing company is at their most valuable. The pros of the hot mop option. A modified bitumen cap sheet is then applied to the asphalt and both layers are nailed to the roof. When the time comes to re roof your home the hot mop option is a common one.

Proposal 1 is a hot mop system with all new flashings and two part foam tile attachment. Hot mop underlayment is the traditional approach in florida. This may sound simple but there many different possibly hundreds of variations of built up and hot mop roofing. This roof is actually an arrangement of various layers of felt and asphalt finally topped off with a layer of gravel.

For hot mop application solidly mop the full width of the sheet to be covered including the lap in roofing asphalt. Flashing is used around roof features as required. To install hot mop roofing roofers lay a synthetic base layer top it with a felt layer then pour liquid tar on the roof and spread this sealing compound with a mop which gives the process its name. However a high quality peel and stick underlayment will probably outlast hot mop.

Ft sbs self adhering cap sheet roll for low slope roofing in slate model 3730750 101 02 roll 101 02 roll free delivery. The asphalt is applied to the roof using a heated mop. Hot mopped roofs are durable low cost options compared with others types of roofs.