Questions & Answers for: Qca Spas we 16

...size,part #? QCA has used 4 different sized filters in their tubs through the years. c-4326 4-15/16" x 13-15/16" 25 sq ft c-4950 4-15/16" x 13-15/16" 50 sq ft c-4995 4-15/16" x 23-5/8" 95 sq ft ...