This hot mop roofing application is seen almost entirely in commercial buildings.
Rolled hot mop roof.
Flashing is used around roof features as required.
If you ve ever seen a hot mopped roof install you ll be thankful your not the one doing it.
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.
It s also called hot mop roofing or built up roofing because of the techniques used.
This is definitely a professional only roofing category.
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.
Because of the fumes released by liquefying asphalt hot mopping contributes to smog production.
Reflective gravel or a cap sheet limits sun damage and improves the roof s appearance.
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.
A built up hot mop roof consists of layers of felt and asphalt over a bed of rosin paper.
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.