https://thermalsolutions.honeywell.com/us/en/search-results.html

Fuel Delivery Accessories

Non-return gas valves GRS, GRSF

Non-return gas valve to prevent gas creepage or surge, for gas, air and oxygen.

Non-return gas valve to prevent gas creepage or surge, for gas, air and oxygen.GRS: not flame-arresting,GRSF: with sinter bronze flame arrester, so flame-arresting in the case of use with combustion air,DN: 15 to 80,connection: thread or flange,pu: max. 100 mbar or 5 bar.