Hot Mop Roof System

Flashing is used around roof features as required.

Hot mop roof system. This roof is actually an arrangement of various layers of felt and asphalt finally topped off with a layer of gravel. We don t do the hot tar so i would like to convince the customer to use us. It s also called hot mop roofing or built up roofing because of the techniques used. To install torch down roofing roofers roll out sheets of a bitumen containing material.

They are designed for roofs with shallow pitches where the rise is no more than 4 inches in every 12 inches. Most commercial building and flat top structures use a hot mop roofing system which involves the application of tar and gravel layers that are applied to a felt or asphalt sheet. Installation process 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. The second step in the re roofing process the hot mop is an essential part of a tile roof system.

It protects your base sheet and keeps your roof watertight by acting like a secondary water barrier between the dry in materials and the tiles. I have given a bid for a 3 ply system the customer has a cheaper bid for a 2 layer hot mop with the modified bit cap sheet. It may seem simple enough but there are a number of variations to which this system can be applied. Hot mopped roofs are durable low cost options compared with others types of roofs.

The hot mopped roofing system utilizes sure seal black afx fleeceback or afx fleeceback plus membrane. A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper. Note that roof systems typically include more than one type of material a built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof.