GRAINGER Air Filter Frame: 25 in x 25 in x 8 in (MPN 20HN74)
The GRAINGER Air Filter Frame (MPN 20HN74) is a HEPA filter frame constructed from galvanized steel. It measures 25 in x 25 in x 8 in.
SKU 3G-OTH-60414
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Product Description
The GRAINGER Air Filter Frame (MPN 20HN74) is a HEPA filter frame constructed from galvanized steel. It measures 25 in x 25 in x 8 in.
Frequently Asked Questions
What is the GRAINGER 20HN74 air filter frame used for?
The GRAINGER 20HN74 is a HEPA filter frame used to securely hold HEPA filters in HVAC systems, cleanrooms, hospitals, and industrial ventilation. Its galvanized steel construction provides durability and corrosion resistance in demanding environments.
What are the specifications of the GRAINGER 20HN74 air filter frame?
The GRAINGER 20HN74 air filter frame measures 25 in x 25 in x 8 in and is made of galvanized steel. It is designed for HEPA filter applications and carries the manufacturer part number 20HN74. The frame material ensures strength and resistance to moisture.
Where to buy the GRAINGER 20HN74 air filter frame worldwide?
3G Electric supplies the GRAINGER 20HN74 air filter frame worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to install the GRAINGER 20HN74 air filter frame?
To install the GRAINGER 20HN74, first ensure the duct or housing opening matches the 25 in x 25 in frame dimensions. Secure the frame using appropriate fasteners, then insert the HEPA filter and seal the gasket. Follow standard HVAC safety practices and consult local codes.
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3G Electric supplies GRAINGER hepa filter frames. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








