WADEO Propane Adapter 1lb to 20lb, QCC1 Propane Refill Elbow Adapter with Gauge and ON-Off Control Valve for 1LB Propane Tank to Be Refilled Gas from 5~40 LB Propane Tank

Product Specs:

90 Degrees Design: WADEO propane elbow refill adapter with ON/OFF control valve is easy to install and no tools required, and it with hand-wheel grip for tightening, you can easily connect your large cylinder to 1LB propane tank.
Additional 1 LB Propane Bottle Cap: The 1 LB propane bottle cap is useful for your camping stoves, home applications, barbecue, propane heater or others equipments that use 1 lb propane tank. You don't need to spend extra money to buy the cap.
Attention: Because the gas is highly flammable, you Must refill your 1 lb cylinder tank out of the door and stay away flames and sparks for safety.

Inflate 1 lb cylinders with large cylinder to achieve the effect of reusing disposable gas bottle.

Built-in Safety Function:

The built-in safety function can ensure that you will never fill the 1lb gas bottle.

Put the empty 1 lb cylinders in a freezer for several hours.
Put your 5-40lb propane tank upside down and attach the QCC1 connection to your propane tank. Close the 1/4” on-off control valve.
Install the 1″ x 20 Female throwaway cylinder thread on the 1lb tank cylinder.
Open the 5-40 propane tank cylinder valve and then tun on 1/4″ on-off control valve.
When the flow of propane gas stops, please shut off the 1/4″ on-off control valve and remove the 1 lb cylinder.

Because the gas is highly flammable, you must refill your 1lb cylinder tank out of the door and stay away from flames and sparks.