Compatibility Fits PDC Luxury Series Bali Spa Accent Spas, Acryx-Maax Spas, Apollo Spas, Aqua Mystic Spas, Beachcomber, Blue Falls Manufacturing Ltd., Coast Mountain Spas, Coleman Spas, Custom Molded Products, Dakota Spas, Emerald Spas, Endless Pools, Four Winds Spas, Great Lakes Home & Resort, Honey Tubs, Hot Spot, Hot Spring Spas, Hydropool Industries, Islander Spas, Jacuzzi Premium, Leisure Bay Manufacturing, Maax Spas, Moonwater Spas, Nordic Hot Tubs, Orca Bay Spas, PDC Spas, Pentair Pool Products -Rainbow Plastics, QCA, Rec Warehouse, River Valley Spas, Royal Spas, Rubadub Tub, Safari Spas, Signature Spas, Spa Manufacturers Inc., Streamline Spas, Sun Ray Spas, Thermo Spas of Connecticut, US Spas, Viking Spas, Water's Edge Spas, Waterway Plastics, Zone Spas and more. 13.25 inches long by 5 inches wide by 2 inch hole Replaced by ULTRA-S5 Also known as part number: PRB25-IN, 615030125 Features Made in the USA 25 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.
