The Knauf Insulation 503920 Atmosphere Air Duct Board delivers thermal and acoustic performance for reliable HVAC duct fabrication.
This rigid fiberglass insulation panel measures 120 inches in length, 48 inches in width, and 1 inch thick. Designed for residential, commercial, and industrial duct systems, it provides energy efficiency, moisture resistance, and sound control for long-term performance in heating and cooling applications.
Model 503920 belongs to the Atmosphere Series, designed for HVAC duct fabrication.
Rigid fiberglass construction ensures dimensional stability and dependable performance.
Faced surface enhances moisture resistance and durability in duct environments.
Technical Data & Performance
Length: 120 inches.
Width: 48 inches.
Thickness: 1 inch.
Material: Rigid fiberglass insulation board.
Application: Fabrication of residential, commercial, and industrial HVAC ducts.
Performance: Provides thermal insulation, energy efficiency, and acoustic control.