General Cable offers Unjacketed, Thermostat Wire. All the products of General Cable are manufactured in accordance to ISO 9001:2000. This Unjacketed, Thermostat Wire includes 20 AWG annealed solid bare copper conductor with premium-grade, color-coded PVC insulation. This product is unjacketed and is applied in thermostat control, heating and air conditioning installations, touch-plate systems, burglar alarms, intercom systems and door bells. The Unjacketed, Thermostat Wire Annunciator and bell systems, remote control units, signal systems and in other low-voltage installations.