The essential guide to spray polyurethane foam roofing.
Silicone vs rubber roof membrane.
Perhaps the best reason to consider a silicone roof coating is the fact that you don t always need to replace the existing roof to benefit from this product.
When the spf layer has been completed it is then coated with a layer s of elastomeric silicone or acrylic coating with embedded granules.
This oily film prevents the silicone from getting a good hold on the roof itself.
Silicone also beats natural rubber in heat resistance which depending on your application might be another glitch in natural rubber s properties.
Sbr costs a lot less than silicone and it has much better abrasion resistance than either silicone or epdm.
Our team sees silicone roof coatings lose their efficacy on a regular basis.
Both allow you to protect your roof from environmental factors both protect your roof from fire and both are highly flexible in the face of temperature changes.
However the essentials of a membrane roof include weatherproofing components reinforcement and surfacing.
Louis that silicone commercial roof coatings will last 50 years.
So we offer a primer that cleans off this oily film and allows the silicone to adhere perfectly.
Epdm rubber membrane sizes can reach 50 wide by 200 long.
Some less than reputable roofing contractors are telling customers around st.
Advantages single ply membrane roofing.
To help mitigate roof failures at the seams wide span epdm membranes are commonly used.
As the oil comes off the roof the silicone will too.
A variety of materials can be used to construct membrane roofs for example synthetic rubber thermoplastic pvc or similar material liquid polyurethane or modified bitumen can all be used.
A silicone roof coating provides you with some needed versatility but it also comes at a higher price than most of your other choices.
These roofs are all single ply membranes that often have an oily film on them at installation.
Silicone roof coatings last 50 years.
If properly installed and maintained a commercial single ply membrane roof can last 30 years.
The gacoroof compliant silicone roof coating provides a stable membrane to seal and permanently protect against leaks or cracks and repair the existing roof.
However our experience and the research proves otherwise.
