Rolled Hot Mop Roof

It involves spreading a layer of hot asphalt on the base layer of the roof.

Rolled hot mop roof.

A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper. 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. This roof is actually an arrangement of various layers of felt and asphalt finally topped off with a layer of gravel. Flashing is used around roof features as required.

In the past most commercial buildings and other flat top structures including homes were topped with tar and gravel roofing. Comes with a warranty that is viewed as above average. Reflective gravel or a cap sheet limits sun damage and improves the roof s appearance. A modified bitumen cap sheet is then applied to the asphalt and both layers are nailed to the roof.

The asphalt is applied to the roof using a heated mop. To install torch down roofing roofers roll out sheets of a bitumen containing material. Hot mop roofing is a very dirty and somewhat dangerous job it s essentially putting molten asphalt tar over a roof. The pros of the hot mop option.

This hot mop roofing application is seen almost entirely in commercial buildings. If you ve ever seen a hot mopped roof install you ll be thankful your not the one doing it.