Slope is an important factor to consider because special coatings may be needed for high slope transitions.
Fire resistant roof coatings.
Kolle suggested that rain tends to draw the fire retardant to the shingle surface where it is washed away over time.
Topcoat fireout fire barrier coating is a low voc water based coating system that provides outstanding flame spread and penetration protection to combustible roof decks in the event of a fire.
Although there are exceptions most fire ratings are done for slopes of under 3 4 inch for commercial roofs and coatings tend to be recommended for application to a roof with 2 inches or less slope.
Firetect fire poof 5 gal.
Contact us or visit our product finder to learn more and obtain samples of our roofing flame retardant and smoke suppressant additives.
No burn inc s fire retardant coatings have all received class a or class 1 designations in accordance with international building codes and the national fire protection association s standards over a variety of substrates.
A bit before flickinger s 1999 article in 1995 in his article on choosing roofing jefferson kolle questioned the durability of wood shingle fire retardant treatments.
Clear interior fireproofing flame retardant liquid spray for fabric and raw wood clear interior fireproofing flame retardant liquid spray for fabric and raw wood model 333 5.