GRAINGER Ring Panel Air Filter: 20 in x 20 in x 1 in, 20 in Section Wd, 1 Sections
The GRAINGER Ring Panel Air Filter is a MERV 10 rated air filter with a 20 in x 20 in x 1 in size. It features a polyester media material and is supplied in a 24-pack configuration. This product is identified by…
SKU 3G-OTH-57439
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Product Description
The GRAINGER Ring Panel Air Filter is a MERV 10 rated air filter with a 20 in x 20 in x 1 in size. It features a polyester media material and is supplied in a 24-pack configuration. This product is identified by manufacturer part number 909D99.
Frequently Asked Questions
What is the GRAINGER Ring Panel Air Filter used for?
The GRAINGER Ring Panel Air Filter is used in HVAC systems to capture airborne particles. Its MERV 10 rating makes it suitable for commercial and industrial environments requiring improved indoor air quality, such as offices, warehouses, and light manufacturing facilities.
What are the specifications of the GRAINGER Ring Panel Air Filter 909D99?
The GRAINGER Ring Panel Air Filter measures 20 in x 20 in x 1 in, has a MERV 10 performance rating, and uses polyester media. It is a 4-ply, 1-section filter with a 20 in section width, supplied in a 24-pack. The manufacturer part number is 909D99.
Where to buy the GRAINGER Ring Panel Air Filter worldwide?
3G Electric supplies the GRAINGER Ring Panel Air Filter worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this MERV 10 filter for your HVAC needs.
How to install the GRAINGER Ring Panel Air Filter?
To install the GRAINGER Ring Panel Air Filter, turn off the HVAC system, remove the old filter, and note the airflow direction arrow on the new filter. Insert the 20 in x 20 in x 1 in filter into the slot with the arrow pointing toward the blower, then secure the access panel.
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3G Electric supplies GRAINGER merv 10 ring panel air filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













