Thermostat Installation in Northville, Michigan

Houses in Northville have thermostat wiring from every era of the Victorian-era two-stories downtown and 1970s–2010s colonials in the surrounding subdivisions that fill Wayne County. Two-conductor cable to a round mercury dial in the older blocks around Ford Field Park, four conductors in the colonials that got central air in the 1980s, and five or more in the subdivisions near the Randolph Street blocks where the builder ran enough wire but the installer never used it. What your Northville house needs for a modern thermostat depends on which of those you have, and that is what we check before recommending anything. Temprasure installs Ecobee, Nest, Honeywell Home and Sensi units, plus plain digital thermostats for people who want nothing connected, and we quote the whole job flat-rate.

Northville houses and what that means for thermostats

Northville's housing splits sharply between the historic city and the township subdivisions. The Cady Street district and the blocks off Main and Center are 1870s to 1920s two-stories and Queen Annes with Michigan basements, fieldstone walls and low ceilings, where the ductwork was retrofitted and the furnace location is usually a compromise. Some of these houses still have steam or hot-water radiators fed by boilers that have been rebuilt more than once. The Beal Town and Randolph Street blocks have 1920s to 40s bungalows with small basements and finished attics. Beyond the city, the township's 1970s colonials and quad-levels in Northville Hills and Highland Lakes are on block basements with original trunk-and-branch duct, and the 1990s to 2010s subdivisions off Seven Mile, Six Mile and Beck Road are large colonials on poured basements with two systems, zoning and, often, a furnace in the attic serving the second floor. Water heaters in the newer houses are 50-gallon or power-vented gas units, and 75-gallon tanks are not unusual.

The common wire problem is the one we solve most in Northville. The Victorian-era two-stories downtown and 1970s–2010s colonials in the surrounding subdivisions homes around the Randolph Street blocks were wired with four-conductor thermostat cable when central air was added, and a smart thermostat needs a fifth conductor for continuous power. Without it, the thermostat steals power through the furnace circuit, the screen goes blank during a heating call, the Wi-Fi drops, and the furnace board sees pulses it interprets as calls and starts short-cycling. On a Northville install we open the furnace, find an unused conductor if one exists, land it on the C terminal at the board, and if there is nothing spare we fit a power extender kit at the furnace or fish a new cable where the wall allows. The thermostat then has real power and the furnace sees a clean call.

Our trucks are in Northville most weeks, because Wayne County is where a large share of our work is and 48167 is a short run from Ypsilanti. The Victorian-era two-stories downtown and 1970s–2010s colonials in the surrounding subdivisions that line the streets near Country Club Village and the Northville Town Square have usually been through two or three furnaces and at least one air conditioner, often installed by different companies with different ideas about ductwork, and sorting that out is what a whole-system visit is for. We check the furnace, the coil, the condenser, the thermostat and the ducts as one system, because in a Northville house they fail as one system.

Local details we plan around in Northville

• The city sits in two counties and permits run through the city building department regardless, but township addresses just outside the limits go through Northville Township.
• Attic furnaces in the newer two-system colonials are prone to frozen condensate lines and ignored filters, and we inspect them on every maintenance visit.
• Boilers and radiators are still in service in a meaningful number of downtown houses, and we work on those systems as well as forced air.
• Northville is hilly for Southeast Michigan, sitting on the moraine ridge that runs through Maybury State Park, and the elevation plus heavy tree cover keeps the historic district a few degrees cooler on summer afternoons than the flat suburbs to the south. The Middle Rouge and Johnson Creek run through the downtown valley, and basements along them carry moisture. The open high ground along Seven and Eight Mile takes winter wind with little obstruction.