Flexmaster U.S.A.® "Inspector Series" Access Doors

The Flexmaster U.S.A.® "Inspector Series" Access Doors meet or exceed the highest quality standards for HVAC access doors.

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Low Leakage  -  Quick Installation  -  Safe Entry and Exit
High Pressure Access
Door for Sheet Metal
 Heavy Galvanized Steel
Optional Features:
 View Port
 Flange & Gasket
 R-6.0 Insulation
Nominal Door Sizes: 8", 10", 12", 18", 24"
Independent laboratory testing has concluded the SDSM doors are low leakage doors.  Leakage rate may vary based on installation by mechanical contractor.
G-90 Galvanized Steel
Optional Features:
Continuous Hinge
Flange, Custom Sizes,
Special Hardware,
R-6.0, Stainless Steel
Nominal Door Sizes: 6", 8", 10", 12", 14", 16", 18", 20", 24"