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.
Hot mop roof.
They are designed for roofs with shallow pitches where the rise is no more than 4 inches in every 12 inches.
Hot mop roofs use a combination of felt and asphalt.
It involves spreading a layer of hot asphalt on the base layer of the roof.
Hot mopped roofs are durable low cost options compared with others types of roofs.
To begin the hot mop process a layer of hot asphalt will be spread on top of the roof s base sheet.
It s also called hot mop roofing or built up roofing because of the techniques used.
When the time comes to re roof your home the hot mop option is a common one.
Hot mop roofing is a very dirty and somewhat dangerous job it s essentially putting molten asphalt tar over a roof.
It serves to protect the base sheet on your roof and keep it watertight.
In the past most commercial buildings and other flat top structures including homes were topped with tar and gravel roofing.
A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper.
A hot mop roof is only used on flat and low roofs they are sometimes called tar and gravel roof.
This hot mop roofing application is seen almost entirely in commercial buildings.
Applying the hot mop in progress is the second step to a general re roofing process acting as a secondary barrier between dry materials and tiles.
Hot mop underlayment is the traditional approach in florida.
Flashing is used around roof features as required.
Proposal 1 is a hot mop system with all new flashings and two part foam tile attachment.
However a high quality peel and stick underlayment will probably outlast hot mop.
The asphalt is applied to the roof using a heated mop.
A modified bitumen cap sheet is then applied to the asphalt and both layers are nailed to the roof.
If done well these systems are durable and easy to repair if a leak forms.
This creates various layers which are then finished with a layer of gravel.