CertainTeed Corp.’s Insulation Group introduces Optima.
CertainTeed Corp.’s Insulation Group, Valley Forge, Pa., introduces Optima, a fiber glass insulation designed for use in new construction closed-cavity applications such as sidewalls, cathedral ceilings, and floors. It installs up to 30 percent faster and has less dust and fiber fly. When installed at recommended density levels, it yields an R-15 in 2-inch by 4-inch construction and R-23 in 2-inch by 6-inch construction.
Blow-in Insulation for Closed Cavity
October 19, 2000