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Give it purpose - fill it with water filters, air filters, refrigerator filters, and more.
The Honeywell TL8100A1008 works in the following hydronic applications:
The Honeywell 7-Day Programmable Electronic Thermostat can control 2-way zone valves, 3-way zone valves or circulator pumps in both line volt and low volt applications. This programmable thermostat is easy to install and offers special protection modes to prevent system seizures and to reduce callbacks. This digital thermostat features 7-day programmability to fit your lifestyle and save on energy costs. Honeywell programmable thermostats are an industry leader and the #1 choice of homeowners.