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.
Tar and gravel roof replacement options.
Tar and gravel roofs sometimes referred to as conventional built up roofing or bur roofs tar and gravel roofing is a system of flat roofing protection that is budget friendly and can have a lifespan of up to 30 years.
It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof.
Of all the flat roofing options a tar and gravel roof is the most economical.
Estimated costs are 5 50 to 11 50 per square foot installed depending on the project and location.
Advantages of a tar and gravel roof.
Bur or built up roof aka tar gravel.
Your tar and gravel roof is in need of repair or replacement.
This type of roof does have cold rolled technologies available now as well but it involves a lot of application of roofing tar.
Built up roofs also known as bur are a hot tar and gravel roof system that has been around for ages.
If you have a home with a flat roof a tar and gravel roof may be a good option for you.
Gravel is an excellent fire retardant.
If you have a tar and gravel low slope roof typical of constructions in many areas in montreal you may consider changing the roofing material to something else.
Built up flat roof replacement.
Also a tar and gravel roof is very rugged and safe to walk on.
These roofs are made from recycled materials and have an extremely long lifespan which makes them easy on the environment.
This roofing material is less expensive than the other materials already covered and is a great fire.
However if epdm roofs are spray applied then the chance of the seams pulling away from the roof is significantly lowered.
While tar and gravel roofing or built up roofing systems have many positive aspects if you live in an area or the roof is in a location where it will receive strong sun exposure hot tar roofs will likely damage the roof s membrane if it is left uncovered or unevenly covered by the gravel.
Two common alternatives to tar and gravel are two ply membrane assembly and standing seam hidden fastener metal panels.
Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules.
A built up flat roof bur is made up of tar and gravel.
Tar and gravel first let s talk about what makes a good tar and gravel roof work.
Quick facts and cost installed.
