Pentair 160301 Clean & Clear Plus 420 series

Clean & Clear Plus pool and spa cartridge filter 
Large filter area for increased dirt capacity; 1-1/2-inch and 100 percent drain clean-out port 
Continuous high flow internal air relief and high flow manual air relief valve; NSF listed and superior strength 
Injection molded tank and black bulkhead unions; balanced hydraulic flow and tension control clamp 
It has effective filtration area 420-square feet and flow rate is 150-GPM; measures 22-inch length by 45-inch height by 22-1/2-inch width