Dow Thermax Sheathing 4' x 8' Polyiso (All Sizes) Thickness:1 in Product Advantages

Product Advantages

Dedicated to deliver high-class installation characteristics you would expect from an industry leader in fiberglass insulation

EPDM roofs in particular require aggressive power washing and may need to be cleaned twice to remove all surface contamination

finished appearance

This product is suitable for use in walls

Dow Thermax Sheathing 4' x 8' Polyiso (All Sizes) Thickness:1 in Product AdvantagesTHERMAX Sheathing is specially designed to have a Class A fire rating and can be used in a range of concealed and exposed applications, above and below grade. Because of the improved fire performance it is best suited for hourly rated assemblies. It has nominal 1. 0 mil, smooth aluminum foil facers on both sides. THERMAX Sheathing effectively reduces condensation for exceptional moisture protection. Thickness R Value Sq Ft Board 0. 5" R3 32 1" R6 32