Compatibility THIS IS ONE OF THE MOST WIDELY USED FILTERS ON HOT TUBS Fits Aber Hot Tubs, Accent Spas, Acryx-Maax Spas, Alps Spas, American Spas, Apollo Spas, Aqua Mystic Spas, Aqua Tech Spas, Aquiform-Infinity Spas, Arcadia Spas, Arctic Spas, Artesian Spas, Atera Spas, Baja Spas, Beachcomber, Belize Spas, Blue Falls Manufacturing Ltd., Blue Pacific Spas, Bullfrog Spas, Cal Spas, Caldera Spas, Canadian Spa Co., Charisma Spas, Clipper Spas, Coast Mountain Spas, Coast Spas, Coleman Spas, Columbia Spas, Crystal Waters Spas, Custom Molded Products, Diamond Back Spas, Discovery Spas, Dynasty Spas, Emerald Spas, Essential Spas, Four Winds / Streamline Spas, Freedom Spas, Gatsby Spas, Great Lakes Home & Resort, H2O Spas, Haughs, Haven Spas, Hawkeye Spas, Heldor Spas, Honey Tubs, Hot Spring Spas, Hydropool Industries, Hydro Spa, Icon / Keyes Spas, Infinity Spas-TN, Islander Spas, J.E.M. Spas, Jacuzzi Premium, Leisure Bay Manufacturing, Maax Spas, Marathon Spas, Midwest Spas, Millennium Spas, Moonwater Spas, Morgan Spas, Nordic Spas, Northwest Spas, Orca Bay Spas, Pacific Spas by Aber, Pageant Spas, Pentair Pool Products -Rainbow Plastics, Phoenix Spas, QCA, Rising Dragon, River Valley Spas, Rubadub Tub, Safari Spas, Seabreeze 21, Seahorse Spas, Sequoia Design, Sierra Spas, Signature Spas, Sonoma Spas, Southwest Spas, Spa Crest, Spas Direct, Streamline Spas, Strong Industries, Sun Coast Spas, Sun Ray Spas, Sun West Spas, Sunbelt Spas, Suncountry Spas, Sundance Spas, Sunrise Spas, Sunset Spas, Superior Spas, Tiara Spas, Tuff Spa, US Spas, US Tooling & Spas, Viking Spas, Vita Spas, Warm Springs Spa, Waterway Plastics, Wind River Spas, Zone Spas and more. Replaces PRB50-IN, FC-2390, M40506 Also known as 615030025 13.25 inches long by 5 inches wide by 2 inch hole Features HOLDING THIS FILTER IN YOUR HAND YOU CAN TELL IMMEDIATELY OF THE HI QUALITY COMPARED TO OTHER MANUFACTURERS Made in the USA 50 Square feet This is a Unicel filter. Don't be fooled by imitiations. Clearly the best. Made with REEMAY filtration fabric. Premium trilobal filtration fabric delivers 45 percent more surface area over round fiber competitors. Clearer water. Longer life. Guaranteed.
