Pleatco PRB50-IN is 1 of 2 filters compatible with Hydropool Serenity hot tubs. This filter contains antimicrobial end caps that resists chlorine/bromine degradation and provide support to increase your filter lifespan. This filter also features a removable core to make cleaning and maintaining your filter easier.

Specs

• Length: 13 inches; Diameter: 5 inches
• Top/Bottom inner diameter: 2 inches
• Filter area: 50 square feet
• FOR HYDROPOOL SERENITY HOT TUBS