Hot Mopped Roof Without Gravel

Cost single ply membrane roofing for an average 20 000 sq.

Hot mopped roof without gravel. Cost of single ply membrane. In the past most commercial buildings and other flat top structures including homes were topped with tar and gravel roofing. This roof is actually an arrangement of various layers of felt and asphalt finally topped off with a layer of gravel. Hot mop roofs use a combination of felt and asphalt.

It s also called hot mop roofing or built up roofing because of the techniques used. Pea gravel crushed rock and decorative rock white quartz are often dispersed into a flood coat of hot asphalt and applied over the top of the roof membrane. Foot commercial roof it will usually cost between 3 50 to 7 50 per square foot for epdm and 3 50 to 6 50 per square foot for tpo including materials and labor warranty. Hot mopped demonstration from the 2010 esp conference in ft.

This hot mop roofing application is seen almost entirely in commercial buildings. A hot mop roof is only used on flat and low roofs they are sometimes called tar and gravel roof while the installation process can be a messy one the price is exceptionally appealing to many homeowners. Hot mopped asphalt roofing hot tar. Tar and gravel roofs consist of several layers of asphalt impregnated building paper also called roofing felt applied over a plywood deck.

Both of these options provide an effective way to waterproof a roof creating a base that will stand up to weather while keeping the inhabitants of the building dry. This is called built up roofing. Hot mop roofing is a very dirty and somewhat dangerous job it s essentially putting molten asphalt tar over a roof. Hot mop roofing and torch down roofing are both popular roofing options for flat roofed structures.

However we do occasionally see it on porch roofs on homes or other flat roofing area s also referred to as. This creates various layers which are then finished with a layer of gravel. Hot mopped roofs are durable low cost options compared with others types of roofs. The standard roofing for this situation is built up from layers of hot tar and thick roofing felt and topped with a layer of gravel.

The final layer of a built up roofing system consists of stone or gravel. Hot mopped asphalt is applied at approximately 400 degrees fahrenheit. Our experience is that most gravel roofs are 3 ply hot mopped asphalt built up with a gravel finish applied. Each layer is hot mopped with liquid asphalt to form a.