AZ Patio Heaters THP-GSL-REG 1/2 1/2 Fitting Gas Supply Line and Regulator for Tall Patio Heaters Complete regulator (2008 and newer) and gas feed line (5') Regulates your propane for an adequate burn Female end connects directly to main burner, female coupler attaches to propane cylinder This hose and regulator has a 1/2" female compression fitting which connects to burner head Will fit Garden Treasures heater model 0574422 sold at Lowes in 2014/2015 Product is not universal. It is compatible with patio heaters that require a  fitting