This is the NEW and improved ECO Spout supplied with all Fuel Packs sold within the USA. It is leak-proof, spill-proof, and child-proof and meets all EPA/C.A.R.B. requirements.
TO USE THIS SPOUT TWIST RING TO THE UN-LOCKED POSITION AND THEN PUSH OR APPLY PRESSURE TO THE SPOUT UNTIL IT SLIDES 1/4" AND THE GAS WILL FLOW.