New old stock still sealed with box and instructions The packing is a little dusty from storage but it’s in A1 new condition Very rare find
Horstmann Electronic 7 Immersion Heater Controller Water Heating Timer Switch
Horstmann (Secure) Electronic 7 Immersion Heater Control Timer Economy 7
Horstmann Electronic 7 Water Heater, Multi
Horstmann Electronic 7 Water Heater Multi
Horstmann Centaurstat 7 Programmable Room Thermostat
