Known to fit Canadian Spas, Nordic Hot Tubs, Northstar Hot Tubs. Also Omni Hot Tubs, Coleman Spas and Aquadream Spas This is a very popular hot tub filter used in many spas.
Specification – Length – 33.8cm, Dia – 12.5cm. With the top having a open hole. And the bottom also having a open hole.
The Filtration Area = 25 sq ft and Pleat Count = 106. Not to be confused with the PRB50IN which has more pleats.