The Mr. Heater 1/4 in. D X 1 in. D Brass Restricted Flow Soft Nose P.O.L. Standard POL Fitting is an essential component for safely and efficiently connecting propane tanks to various heating appliances. Designed with precision, this fitting features a durable brass construction that ensures longevity and reliability. The soft nose P.O.L. (Prest-O-Lite) design provides a secure, leak-proof connection, while the restricted flow feature enhances safety by controlling the flow of gas. Ideal for use with a wide range of propane-powered equipment, this standard POL fitting is easy to install and offers peace of mind with its robust and dependable performance. Whether you're setting up a new heater or replacing an old fitting, trust Mr. Heater to deliver quality and safety.