The foam never gets touched and never loses r value.
Foam roof sealant.
Attach the hoses turn on the valve apply foam to areas.
With any foam roof you should always roll on a foam roof sealant at least once a year.
Step 6 seal the roof.
Immediately while foam is still wet use something like a long 2x4 to tool it flat like the remained of the roof which is not cut out.
Ideal for filling holes cracks and providing airtight seals.
Products for foam roofing maximum stretch ames maximum stretch is a thick high quality rubber and acrylic elastomeric roof coating designed specifically for waterproofing repairing and maintaining many different types of roofs.
Fill and seal expanding foam sealant is urethane foam designed to fill large areas quickly and permanently.
Since a spray foam system consists of spray foam coating and granules after 10 20 years some of the coating and granules will naturally wear away.
Simiron tektop 5 gallon epoxy acrylic wbgray primer roof sealant.
I found the coating for sale at pacific supply a builders supply company.
Reinspect your roof once a year for additional repair and maintenance needs.
At year 10 20 a contractor will add more coating and granules.
A spray foam roof can be the last roofing system you ll ever need on a building.
Uses include filling holes cracks or gaps that require a complete airtight and waterproof seal but are too large to be filled with ordinary caulk.
Dura life clear 100 acrylic roof sealant for tiles and shingles model wl2823 4 view the lanco roof coatings 41 99 gallon 41 99 gallon.
It protects the foam surface from uv degradation and physical abrasion spf is waterproof but like any material it will gradually break down when exposed to sun and weather.
This is really sticky stuff so be prepared with some rags and wear disposable gloves.
Algae resistant 4.
Item 1571717 model 40003975.
The coating used on spf roof is an elastomeric coating that is like a thin rubberized paint.
Get back onto the roof and roll on the foam roof sealant.
Why not time this maintenance practice with your repair work.