Mr. Heater 30-inch Propane Hose Assembly Mr. Heater has assembled the industries most complete line of high quality propane hoses, fittings, regulators and accessories. These products allow connections to all types of high and low pressure appliances in the camping, grilling, R.V. and outdoor markets. Mr. Heater accessories are designed to work universally with all brands of propane appliances. Features .38 inch Male Pipe Thread x .38 inch Female Flare Most commonly used to hook a low pressure regulator to an appliance Hose material stretch tested to 400 psi Hose material pressure tested to 600 psi Solid brass fittings USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.