13kg Propane Gas13kg of propane in the red bottle a versatile mid size cylinder for space heaters, larger gas BBQs and catering equipment. Propane's strength is cold weather performance: it keeps flowing when butane can't, so it's the better choice for outdoor and winter use. Uses a screw on bullnose regulator (not included), fitted with a spanner. Available to collect from Cedar Nursery; see the connection guide below before first use.