SPA FILTERS: 50 SQFT HOT TUB CARTRIDGE FILTER, 13 1/4" X 4 15/16" Pool Chemicals Rope Kits: 3/8" Rope Kit

Rope Kits: 3/8" Rope Kit with 3 x 5 Floats for 18' Pool3/8" Rope Kit with 3 x 5 Floats for 18' Pool

Pour required amount of this product into plastic

Ideal alkalinity range is 80-120 ppm for marcite

phosphates in your water and by the capacity of your pool or spa

SPA FILTERS: 50 SQFT HOT TUB CARTRIDGE FILTER, 13 1/4" X 4 15/16" Pool Chemicals Rope Kits: 3/8" Rope KitQCA spa filter for Performance Series or older Majestic series spas measuring 13 1 4 inches in length. This filter fits most current QCA Spas Jewel models. This may also fit older Majestic and newer Performance Series spas. It is a 50 sq. ft. filter with a 4 15 16" outside diameter, a 13 1 4" length and a 2 1 8" opening. To maximize the life of your filter cartridge: Clean the elements as instructed Do not use a stiff brush to scrub the media Maintain