Rmax Thermasheath Polyiso Exterior Board

Spec Sheet
Brochure
Safety Data Sheet

Ideal for rooftop duct applications as it provides one of the best R-Value per 1” thick material in the industry. Extremely dense and durable which leads to maintaining it’s product integrity due to it features and benefits.

Lightweight thermal insulation board has reinforced aluminum foil facers

Item Codes:

RMIB1X48X96 1″x48″x96″ Thermasheath
RMIB2X48X96 2″x48x96″ Thermasheath (24 sheets/pallet)
RMIB3X48X96 3″x48″x96″ Thermasheath
RMIB45X48X96 4.5″x 48″x 96″ Thermasheath

Construction Applications:

  • Exterior Walls (Type I-IV):
    • Masonry
    • Steel Stud
    • FRTW Stud
  • Wood Stud (Type V)
  • Below Grade Exterior Walls
  • Concrete Foundation
  • Exterior Ducting
  • Industrial Laminate Panel (e.g. tanks)

Thermal Properties:

1Thermal values are determined by using ASTM C518 test method at 75°F mean temperature on material conditioned according to PIMA Technical Bulletin No. 101.

Typical Physical Properties: