1.Affordable Spa Filter Cartridge Cleaner: Seven (07) comb jets deliver water flow to swiftly remove debris, leaves, oils, and dirt from the spa or hot tub filter cartridges, ensuring a clear water flow through Cartridge Pool Filters. 2.Universal Solution: Compatible with US common garden hose and most standard swimming pool / Hot Tub filters (filter not included), making it an essential tool for streamlined pool maintenance. 3.Filter-Friendly Design: The Deluxe Spa Cartridge Cleaner offers gentle yet effective cleaning, preserving filter longevity without causing damage. 4.Effortless Cleaning Efficiency: Our heavy-duty Pool Filter Cleaner quickly revitalizes filters, achieving clean results within seconds for uninterrupted aqua circulation. 5.Satisfaction Assured : High quality hose attachment backed by Concy's lifetime guarantee and customer care, you're covered for premium quality and performance.