PWK30 Replacement Filter Cartridge by Pleatco

The PWK30 Replacement Filter Cartridge is typically used in Hot Spring Spas or by Hydropool Industries. 

• Diameter= 5 7/8"
• Length= 10 1/2"
• Top Hole = 1 15/16"
• Bottom Hole = 1 15/16"
• Material Area = 30 Sq Ft
• Pleatco Free Flow Core

Unicel = C-6330

Filbur = FC-3915

Watkins = 31489