thank you for the reply, i was looking at mini split ductless, don't know what the cost or 4 zone ductless per apartment. 1 for each bedroom and 1 for front and back.With the TRV could the tenant just change the temperature from there? 

Here in MA we are required to keep the place within certain temperatures, during certain months.

-Run your dishwasher at night when temperatures are at the lowest.

One of my properties in Chicago had a pipe burst due to the excess freezing temperatures. 

I see they're just outside of Denver- if so, would love to hear some temperature gauges on if they view it as successful or not.

We had a similar mishap a few years back due to a rapid drop in temperature on a vacant property.Where exactly in Atlanta is your property located?

Try lowering the water temperature on boiler 10 degrees.

Water Heater: The water heater (manufactured in 2016) is fully operational (water temperature approximately 135 degrees on hot setting. 17.

They prevent temperatures above 120 degrees. 

Our park is in a mild, coastal climate so we don’t face extremes in temperature.