Product Name: Comparable Inline Post Carbon Inline Water Filter Cartridge
| Item | Spec | Height | Diameter |
| T33A-PP | PP filter 1/4" | 10" | 2" |
| T33A-CTO | Block carbon fitler 1/4" | 10" | 2" |
| T33A-T33 | granular active carbon filter 1/4" | 10" | 2" |
| T33B-PP | PP filter 1/4" | 12" | 2.5" |
| T33B-UDF | Granular active carbon 1/4" | 12" | 2.5" |
| T33B-CTO | block carbon 1/4 | 12" | 2.5" |
| T33B-UDF | Post carbon filter 1/4" | 12" | 2.5" |
| T33B-T33 | Post carbon filter 1/4" | 12" | 2.5" |