Air Resistant, Gasket

Tested for air infiltration and water penetration
Model:NPL: Plenum Door, Air Leakage Tested
Applications: Plenum chambers, refrigeration units
Standard Construction
Materials: Galvanized steel
Latch: Compression handle operable from both sides
Piano Hinge: Stainless steel
Gasket: Frame gasket on all four sides
Finish: Mill finished galvanized steel with a rich zinc paint on all welds.
Insulation: 51mm (2″) Fiberglass insulation

The Van-Met Model NPL is designed for use where control of air penetration is a requirement. Manufactured with all galvanized steel, stainless steel hinge, and non-corrosive hardware for long-term durability.

Performance Criteria:

Model NPL met the performance criteria as per CSA A440-00 (windows) for an Air Tightness rating of A-3 at infiltration pressures of 75 Pa and 300 Pa and at ex-filtration pressures of 75 Pa and 300 Pa. Testing performed by Intertek (Warnock Hersey).

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Rough in size (inches):

Please see the sizing chart for stock sizes.

Non-standard Sizes (W x H) (H = Hinge Side):




Additional Requests: