Quick facts and cost installed.
Tar and gravel roof replacement options.
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.
Gravel is an excellent fire retardant.
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 first let s talk about what makes a good tar and gravel roof work.
Your tar and gravel roof is in need of repair or replacement.
Built up roofs also known as bur are a hot tar and gravel roof system that has been around for ages.
It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof.
A built up flat roof bur is made up of tar and gravel.
Estimated costs are 5 50 to 11 50 per square foot installed depending on the project and location.
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.
Of all the flat roofing options a tar and gravel roof is the most economical.
This type of roof does have cold rolled technologies available now as well but it involves a lot of application of roofing tar.
As an option consider the benefits of switching to a brand new tpo membrane roof.
However if epdm roofs are spray applied then the chance of the seams pulling away from the roof is significantly lowered.
Two common alternatives to tar and gravel are two ply membrane assembly and standing seam hidden fastener metal panels.
Bur or built up roof aka tar gravel.
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.
Also a tar and gravel roof is very rugged and safe to walk on.
Advantages of a tar and gravel roof.
Built up flat roof replacement.
Tar and gravel roofing.
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.
