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About Air Filter Efficiency Ratings
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Compare MERV rating, efficiency, and particle size to find the right filter for your location—from warehouses and offices to hospitals and labs.
Grease Filters
Use in exhaust hoods to remove grease and oil from the air. These filters have layers of baffled metal that collect grease while allowing air to pass through. Install so baffles are vertical.
Actual size is 1/2" less than trade size. Trade size is height × width.
| HVAC Filter Trade Size | Max. Temperature, °F | Specifications Met | Useful Life | Each | |
2" Thick | |||||
|---|---|---|---|---|---|
Aluminum | |||||
| 25 × 20 | 250° | NFPA 96, UL Recognized Component | Reusable | 0000000 | 000000 |
Galvanized Steel | |||||
| 25 × 20 | 450° | NFPA 96, UL Recognized Component | Reusable | 0000000 | 00000 |
Stainless Steel | |||||
| 25 × 20 | 900° | NFPA 96, UL Recognized Component | Reusable | 0000000 | 000000 |