How to reseal a flat roof.
Recoating residential flat roof foam vs rubber.
A lifespan of an un coated flat roof is around 10 years but coating it every five years or so can extend this enormously.
This maintenance typically comes in the form of coating the flat roof.
Foam roofing has been around since the 60 s and dura foam has been installing foam roofs in your neighborhood since 1981.
No messy granules so the roof surface is smoother and easier to clean plus it should require less coating to cover it.
Maybe on balance the dollar cost is the same but roofing is a messy business and that s a lot of foam to go into a landfill.
A second recoat is generally necessary only 25 years after the roof s installation.
In a decade i ll do another re coat but next time it will go much faster.
Coating a flat roof can also save money on costly repairs down the line.
Seems to be the other way around for residential i m guessing it probably has to do with the size of the roof cost of doing a 2 400 sf roof vs a 50 000 sf roof.
Also commercial roofs at least the ones we own have a lot of rooftop equipment and it s easier to foam around that stuff than it is to install built up roofing around it.
Recoating your foam roof will cost about 25 of the original cost.
To help your flat roof last for 25 years it s important to recoat your foam roof every 5 to 10 years since the sun s ultraviolet rays eventually wear down the protective covering.
As the bay area leader in residential foam roofing we have completed 20 000 projects since 1981.
If small holes to the foam roof occur because of equipment or damage from people walking on it you can usually calk it to prevent it from spreading.
Foam roofing is ideal for flat roof homes like the eichler displayed above.
We re assuming your flat rooms has protective foam sealant since about 90 of arizona s flat roofs are protected by spray polyurethane foam.