We do not do mail order. This is for us to fit to our customers only.
This is a 38 watt heater rod which is 36 inches or 91cm long. For grand or upright.
This is placed under a grand piano or inside an upright. The humidistat controls the heater so the piano does not over heat. Set to come on at 50% RH
Please note it is highly recommended to use a heater rod with the humidistat set to regulate the heater rod so that it doe not over heat your piano.