utilizing a totally enclosed air-over (TEAO) design to protect against debris and moisture ingress

Durable electrode tips resist oxidation and maintain the ignition spark gap over long duty cycles

The most reliable method is to check the serial number on your fan's nameplate

For mid-to-large scale commercial and industrial boiler maintenance

International Environmental 71520317 Thermostat R-410A utilizing a totally enclosed air-overThe International Environmental 71520317 Thermostat is a high reliability 24V digital fan coil controller designed specifically for 2 pipe and 4 pipe configurations. As an OEM International Environmental Corporation (IEC) part, this 7 day programmable thermostat features a three speed fan control and a Thermoglow backlit display for clear visibility in mechanical rooms or tenant spaces. This unit is engineered with Neverlost Memory, ensuring that your