Truefold is a Type 1 Expanded Polystyrene ( EPS ) rigid insulation manufactured to CAN/ULC-S701 STANDARD.
Truefold is R3.8 per inch with a minimum compressive strength of 10psi.
Designed for installation under siding to provide a thermal break and levelling surface for siding.
Available in 3/8' x 200 ft/sq, 1/2" x 200 ft/sq, 3/4" x 128 ft/sq and 1" x 96 ft/sq x 2' x 4' folding sheets.
Truefold is laminated with a perforated foil on one side and a perforated clear film on the other side.
Install with taped seams to provide an air barrier.