4Yourhome Magnetic Stove Top Pipe Thermometer / Temperature Gauge 4yourhome magnetic wood coal gas or multifuel stove top pipe thermometer / temperature gauge Burning at too high a temperature will cause excess energy to be lost up the stove pipe. This handy magnetic temperature gauge will ensure that you capture the optimum temperature on your wood, coal or multifuel stove to ensure maximum efficiency and less fuel waste. Unlike other manufacturers, this improved version has a handy pipe hook and will also attach magnetically to your stove pipe. It has 3 x zones to indicate optimum temperature, a red re-fuelling gauge to help you prevent the build up of soot and creosote. Arrives complete with full instructions