Unicel 6CH-50 | 50 sq ft 1-1/2" MPT Top Load Spa Filter Rapid Dissolve It can be frustrating when

It can be frustrating when you have to decide on a specific length of pipe in some places when you may not know exactly how much length you will need

Arms measure 32" in length

Scale on a heater element is expensive

add the Stain Control regardless of the result

It's strongly acidic

Unicel 6CH-50 | 50 sq ft 1-1/2" MPT Top Load Spa Filter Rapid Dissolve It can be frustrating whenThe Unicel 6CH 50 is a 50 square foot top load replacement spa filter cartridge, standing 13 7 16" tall in a 6" body with a semi circular handle on the closed top and a 1 1 2" male pipe thread on the bottom. It carries 158 pleats of 3 oz Reemay polyester and threads directly onto the suction fitting in the floor of the filter well. That threaded connection is what makes a top load design worth having. On a drop in cartridge the seal depends on the