HabiStat Heat Mat 15 x 28cm (6 x 11") 7w. For the past twenty years, HabiStat have been producing carbon impregnated cloth Heat Mats and Strips in the U.K. Thin and flat, HabiStat Heat Mats can be mounted unseen into almost any set up. HabiStat Heat Mats produce ultra-long wavelength infra-red heat.