AZ Patio Heaters Heater Adapter Hose 1-Pound to 20-Pound Adaptor Hose Connects 1lb propane hookup to 20lb tank Can be used with portable tabletop heaters and camp stoves All AZ Patio Heaters products include a one year warranty against manufacturer defects. We are one of the only suppliers in the US to maintain a complete line of replacements parts and a full service repair center Patio heaters allow you to extend the life of your outdoor space to 9 or even 12 months, depending on location