Marshall Excelsior MEC full flow male 1-5/16" ACME x male 1"-20. If you want the best and safest gas connections, Marshall Excelsior is the brand you want. Lifetime warranty!! Warranty exchanges are instantly done by us. No dealing with the manufacturer.
If suddenly find your propane bottles empty on your RV or camper, this adapter can be a life saver as it allows you to connect a disposable 1-pound bottle to your RV to finish cooking or whatever your gas need is.
This valve comes as 2 types: full flow and checked. ME480P is a full flow which allows propane to flow either direction through the valve. The ME481P is checked and allows propane to flow only one direction.
To install, shut off main propane tank and unscrew hose. Connect hose to adapter, connect adapter to disposable bottle.