Hydrofarm Heat Mat

Get a jump start on plantings with Hydrofarm's Heat Mat! HF's Heat Mat provides even heat distribution with its intricate pattern of fine wire throughout its waterproof, frayproof mats. This mat warms the rooting area 10-20 degrees F over ambient temperature. Thermostat is not always necessary, except when used to limit temperature and keep heat mat from overheating. UL listed.