Tier1 replacement parts
Tier1 is an aftermarket brand, not a pool or spa equipment maker. It sells replacements for 10 OEM part numbers we cover, each compared here with the genuine part and other brands.
10 part numbersFits Hot Spring, Pentair, Pleatco, Sundance, Unicel
- Hot Spring31489filter cartridge10 options · 8 brands
- Unicel5CH-352filter cartridge7 options · 5 brands
- PentairR173573filter cartridge21 options · 20 brands
- UnicelC-7367filter cartridge6 options · 5 brands
- UnicelC-8414filter cartridge8 options · 7 brands
- PleatcoPWW35Lfilter cartridge5 options · 3 brands
- Unicel5CH-35filter cartridge4 options · 3 brands
- PleatcoPAP75filter cartridge3 options · 3 brands
- PleatcoPDM25P4filter cartridge3 options · 3 brands
- Sundance6541-383filter cartridge4 options · 2 brands