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H| Style | Model | Frame | Efficiency | Nominal Height | Nominal Depth | Nominal Width | Includes Frame | Overall Depth | Filters Down To | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 2HPD6 | No | Not Rated | 1/2" | 6.938" | 4 3/4" | No | - | 5 µm | £4.94 | |
| B | 2HNT4 | No | 80% | 21 3/4" | 21 3/4" | - | No | 21.7" | - | £22.75 | |
| C | 2HPE2 | No | Not Rated | 5.437" | 10.938" | 0.312" | No | - | 5 µm | £4.33 | |
| D | 2HNT9 | Yes | 85% | 12 1/4" | 12 1/4" | 2" | Yes | 12" | - | £58.17 | |
| E | 2HPB3 | Yes | Not Rated | 0.312" | 17 7/8" | 13.437" | Yes | - | 5 µm | £29.32 | |
| F | 2HPC1 | Yes | Not Rated | 2.187" | 12 3/4" | 9.062" | No | - | 5 µm | £4.95 | |
| G | 2HNP7 | Yes | Not Rated | 12" | 1" | 16" | No | - | 5 µm | £40.87 | |
| H | 2HNT8 | Yes | 35% | 12 1/4" | 12 1/4" | 2" | Yes | 12" | - | £20.58 |
Dayton prefilters are used to capture dust, fungi, lint, mildew, plant spores, pollen and smoke particles. Photocatalytic oxidation (PCO) filters use UV radiation and titanium dioxide media to knock down bacteria, mold and virus. Choose from a range of these prefilters available in 25 to 30%, 30 to 35% and 80 to 85% filter efficiency options.