Yamakiyo Denki Water Pipe Freeze Prevention Device RHR 1m for Steel Pipes with Pilot Lamp, Unused, with Instructions Thank you for viewing. This is a Yamakiyo Denki Co., Ltd. water pipe freeze prevention device RHR (1m) for steel pipes, with a pilot lamp. It is new and unused, and comes with the instruction manual. There are slight scratches on the outer box from storage, but the contents have not been opened and are unused and unpowered. It can be used to prevent freezing of outdoor pipes in cold regions and during winter. The installation method is easy to understand with illustrations, and it is a specification that can be installed even with DIY. ・ Water pipe freeze prevention heater body (1m) ・ Instruction manual ・ With outer box (some scratches) ・ Although it is unused, please refrain from purchasing if you are nervous about it due to home storage. ・ No pets or smokers. ・ It will be carefully packed and shipped with a trackable method. #YamakiyoDenki #RHR #FreezePreventionHeater #WaterPipeFreezePrevention #Heater #WithPilotLamp #200VHeater