Helps maintain the performance and extend the life of your tankless hot water heater. Everything you need in one kit to descale your tankless water heater in 45 minutes or less Suitable for DIY Homeowner use with easy directions. Includes 1/8 HP Utility Pump, 6 Ft Color Coded Hoses, 3.5 Gallon Bucket with EZ-Off Lid, Instructions & Flow-Aide Biodegradable Descaler. Easily connects to tankless isolation valves using supplied 6' Color Coded Rubber Hoses Works with Rheem, Bosch, Noritz, Rinnai, Takagi, Navien, Stiebel, Atmor, Ecosmart, Eccotemp, Marey Power, Tempra, Trutankless and others