The fitting is designed to connect to a natural gas hose connection. Functions effectively with natural or LP gas, unites LP grill, natural gas grill and RV to permanent fuel sources. Brass Connection-3/8" Female Pipe Thread x 3/8" Male Flare Quick Connect Disconnect. High Quality 100% Brass Fitting. Outlet Connection: 3/8" Add a convenient connect/disconnect method , automatically shuts off flow when you disconnect the hose For use with low-pressure propane/natural gas systems Includes: 3/8" Natural Gas Quick Connect Fitting x 3/8" Female NPT, 3/8" Quick Connect Male NPT Insert Hose Plug, 3/8" x 3/8" NPT brass fitting nipple and 3/8" Female NPT Insert Plug. Easy to install, no tools required Application: For LP/natural gas, instrumentation, refrigeration, Suitable for truck, car, boat, garden, plumbing, heater, furnace repair. Consumer Note: It is recommended for the installation to be performed by a qualified person or licensed contractor, plumber, or gas-fitter technician. Use pipe thread sealant between all connectors for proper seal and leak test all connections prior to use as a safety measure. Not intended for Potable Drinking Water Use or Human Consumption Applications SHIPPING - Our standard shipping is always free. - All shipments with tracking numbers are sent out within 1 business day (Mon-Fri) except holidays. - Please make sure your ship-to address is correct. - Delivery date by eBay is estimated, and not guaranteed. RETURN - We stand behind our products. If you are not happy with your order for any reason, returns are accepted within 30 days from purchase. - Item must be in its original condition. - Please allow up to 3 business days for your return to be processed after it is received by us.