Description
Duct Access Door; Type Round,
Insulated; Door Size 16 Inch
x 12 Inch; Door Material 20
Gauge Steel; Finish
Galvanized; Applicable
Standard NFPA 96, UL; Duct
Size 25 to 28 Inch Diameter;
Template Opening Size 15-3/4
Inch x 11-7/16 Inch;
Application Negative Pressure