Foam Roofing Vs Tar And Gravel

Pros and cons of roofing tar.

Foam roofing vs tar and gravel.

The gravel on top of them can be even heavier. Once made of tar paper these types of roofs gradually are using more advanced materials such as fiberglass membranes. Gravel is an excellent fire. Foam roofing is better than tar and gravel roofs did you know that the highest energy efficient roofing material available over 500 greater than tar gravel is foam roofing.

It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof. The tar and gravel roof is built up of typically three to five layers of roofing felt. Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone. Foam roofs are extremely durable with high tensile and compressive strength.

Foam roofing is the exception here as it is considered an overlay and the weight load on the structure is reduced with the foam roof installation. Spf roofing is a roofing system that is spray applied directly to the existing roof surface. When you should not choose a tar gravel roof. A plain tar and gravel roof also referred to as a built up roof or bur is quite different from modified bitumen.

As each layer is applied and mopped down using hot tar between layers we end up with not a single membrane but a multiple ply. Of all the flat roofing options a tar and gravel roof is the most economical. Roofing tar is often used for tar and gravel roofs or to fix leaks on a roof. Tar roofs are heavy.

Most tear offs are required because of the weight of existing roofing. Roofing tar will also protect your roof from wind and from snow and water which can collect on a flat roof. Sprayed polyurethane foam spf roofing is a probably the best of all the flat roofing options we have discussed here. Advantages of a tar and gravel roof.

Spray polyurethane foam spf roofing. The final layer of a built up roofing system consists of stone or gravel. It has a plethora of benefits associated with it and only a few drawbacks. Flat roofing option 6.

Gravel is an excellent fire retardant. Roofing tar is a good choice for a flat roof as this kind of material is highly resistant to the ultraviolet rays from the sun.