By using the existing roof as a base the surecoat roof system can add an additional 10 20 years of life back into an existing gravel roof without tear off.
Gravel roof coating.
What s more applying a new acrylic or elastomeric cool roof coating can help to further weatherproof your flat roofing system.
However if you re evaluating a tar and gravel roof on a prospective home many patches may indicate past leaks or weak areas.
Also a tar and gravel roof is very rugged and safe to walk on.
Also applying a new acrylic elastomeric cool roof coating can further weatherproof a tar and gravel roof.
Gravel roof disadvantages on the other hand gravel roofs are hot energy inefficient heavy moisture trapping and unstable.
A roof can be strengthened or further built up by adding more layers to the roof like additional fiberglass or foam to increase its insulation.
Tar gravel roof repair.
Of all the flat roofing options a tar and gravel roof is the most economical.
The gravel is embedded into the top coat of asphalt known as a flood coat which helps the gravel stay in place.
A layer of gravel or small stones is applied on top of the final coating of asphalt to protect the roof from the elements including ultraviolet uv rays and hail.
Advantages of a tar and gravel roof.
It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof.
Gravel roof advantages most gravel roofs are inexpensive to build offer some protection to vulnerable asphalt against uv damage and the stones are very durable.
Older tar and gravel roof can be fixed by patching the roofing membrane.
Preparing a tar and gravel roof is still a lot of work but simplifying the process allows for significant labor reduction.
Gravel is an excellent fire retardant.
The surecoat roof restoration system is the longest lasting roof coating system for gravel roofs that have reached the end of their life cycle.