DuPont™ Thermax™ White Finish NH Insulation is a polyisocyanurate insulation and interior finish system for interior masonry or concrete walls, plus walls and ceilings in metal and concrete or masonry buildings, as governed by building codes. The glass-fiber-reinforced polyisocyanurate foam core is faced with a nominal 1.25-mil embossed white acrylic coated aluminum on one side and 0.9-mil smooth aluminum on the other. The white embossed surface of Thermax™ White Finish NHis aesthetically pleasing and easy to clean and can be pressure-washed up to 1,000 psi with a 15-degree or greater spray tip (at minimum 3’ distance).
DuPont™ Thermax™ Brand insulation delivers wall performance you can count on. It’s ready to meet your toughest building challenges – both outside and inside the wall – with a robust polyiso insulation product line and an R-Value that’s proven consistent over time and a range of temperatures.

Available Sizes
Standard Thermax™ insulation board dimensions are 4'x8'. Custom lengths are available up to 30'. Please contact your local DuPont representative for additional availability details or call our product support team at 1-833-338-7668