Mr. Heater 10' Propane Hose for Buddy Series - This hose is designed to be used with low pressure appliances that are going to be connected to high pressure systems or bulk propane tanks. Specially designed material eliminates need for fuel filter. Connects appliances that are designed to be connected to a 1 lb. bottles to 5-20 lb. tanks. Hand tighten swivels on both ends. Connects appliances that are designed for disposable cylinders to a 5-20 lb cylinder10 Foot hose lengthEliminates the need for a fuel filter