A Stove Flue Pipe Thermometer from Lowenergie.
Use as an ENERGY METER to save fuel and Improve your Stove's Performance.
Shows best operating Temperatures for Multi-Fuel and Woodburning Stoves
.3 Zones indicate best operation.
Attaches magnetically to Stove or Pipe.
Instructions on rear of packet.
Please note: There is a loose screw and wire in the packet that rattles as have had some customers think that it is broken