J & S Supply is a recognized distributor of Dow Tuff-R and Super Tuff-R Polyisocyanurate Insulation serving New York, NYC, Brooklyn, Queens, Long Island, Westchester, New Jersey, and Connecticut. Dow Tuff-R and Super Tuff-R are available in thickenesses ranging from 3/8″ to 2″ and in 4′ x 8′, 4′ x 9′ and 4′ x 10′ boards.
Dow Tuff-R and Super Tuff-R feature a high-performance polyisocyanurate foam core with reflective foil facers on both sides (one side reinforced) and can be used in interior walls behind 1/2″ gypsum board or equivalent thermal barrier interior finishes, interior basement walls, exterior walls, over roof decks, or in cathedral ceilings.
The three-ply facers of the Dow Tuff-R product line, with one side blue and the other side reflective foil, provide durability and water vapor resistance. The boards also have exceptional thermal performance and can be directly applied to a variety of substrates. Choose between Dow Tuff-R, Tuff-R (ci) and Super Tuff-R depending upon your application. Tuff-R and Super Tuff-R are available in thicknesses ranging from .3″ to 2″. Tuff-R (ci) is available in thicknesses ranging from 1″ to 3.2″.