GROW GREENER PLANTS: Encourages faster growth and healthier plants in your greenhouse or grow room; Dimensions (L x W x H): 17.7 x 12 x 17.3 inches RUGGED CASE: Moisture- and rust-resistant powder-coated steel casing is long-lasting CEILING MOUNTED: Hanging chain system included for ceiling-suspended installation GREAT FOR SMALL ROOMS: 4 burners provide ample CO2 emissions for up to a 14 x 14 foot area 1-TOUCH IGNITION: Solid-state electronic ignition provides instant lighting without the need for a pilot light; Tip-over protection automatically cuts off gas supply in case of upset, preventing accidents