Aluminum 2 1/2" Female NH to 3" Male NH Material_Aluminum Meets NFPA 1961 standards

Meets NFPA 1961 standards

Hoses are produced to meet or exceed NFPA standards used by United States Forestry Service (USFS)

Features EPDM synthetic rubber lining with excellent ozone

Office buildings

Aluminum 2 1/2" Female NH to 3" Male NH Material_Aluminum Meets NFPA 1961 standardsNote 3 inch NH NST is very rare and is often confused with 2. 5 inch NH NST which is very common. If you have a fire department connection (FDC), hose coupling or an adapter check the female coupling for stamped numbers and letters. Most 3. 0 inch hoses use 2. 5 inch NH NST couplings. The most common fire fitting thread in the United States is 2 1 2 inch NH NST. If you have two swivel female FDC brass connections that need plugs measure the INSIDE