Catalina 40sqft Filter Cartridge 6" x 8-1/4" 1-1/2" SAE Thread Front Load Skim Filter Replacement

Replacement filter cartridge designed for Catalina Hot Tubs with front access skim filter housings. This 40 square foot filtration cartridge measures 6" in outside diameter and 8-1/4" in total length. Features a robust 1-1/2" SAE threaded connection at the bottom with heavy-duty coarse threads measuring approximately 2" across the thread exterior. SAE threading provides superior strength with its notably thick thread design.