Ducts, Controls & Hot Water
HVAC Zoning System Installation in Oakland County
If the upstairs bakes while the main floor is comfortable, one thermostat is trying to run two different houses. An HVAC zoning system fixes that when it is the right tool. Our family-owned crew will tell you honestly whether it is, or whether something simpler will do.
Tell us what it is doing. We will tell you straight what happens next.
- Family-owned, 7 years
- Honest advice before any work
- 100% satisfaction guaranteed
An HVAC zoning system for a house one thermostat cannot manage
Warm air rises, the sun moves across the house, and basements sit in cool ground. A single thermostat in a main-floor hallway knows about none of that. It shuts the system off when the hallway is comfortable, whatever the bedrooms upstairs are doing. Zoned heating and cooling splits the duct system into two or more areas, each with its own thermostat, so the furnace and air conditioner send air only where it is being asked for.
Maverick Heating and Cooling designs, installs and repairs HVAC zone control in homes across Oakland County. We are family-owned, with a crew of four and 7 years behind us, and we treat zoning as one fix among several. Uneven temperatures are often a ductwork problem in disguise, and you should not pay for dampers and a control panel when a balancing adjustment would do. We look first, explain what we found and give you the price before any work starts.
What to watch for
Signs your home could use zoned heating and cooling
Zoning suits houses with areas that heat and cool differently. These are the usual ones.
Upstairs hotter than downstairs
The classic two-story complaint. Warm air rises, the roof bakes the top floor, and the thermostat downstairs is satisfied long before the bedrooms cool off.
A cold finished basement
Below ground, a basement stays cool all year. In winter it gets little heat because the thermostat upstairs shuts the furnace off before the basement has warmed up.
Thermostat wars
Set it for the bedrooms and the main floor freezes, or the other way around. No setting suits the whole house, because the house does not behave as one space.
A bonus room over the garage
With a cold garage below and roof on several sides, it gains and loses heat faster than any other room, yet it shares a thermostat with rooms that barely change.
Areas used at different times
A home office used by day, bedrooms used at night, guest rooms used a few times a year. Zoning lets you heat and cool each one when it is in use.
What we do
Zoning work we do
Design, installation and repair, on furnaces and air conditioners of most makes and models.
Zoning added to existing systems
Dampers, thermostats and a control panel added to the furnace and air conditioner you already have, when the ducts and the equipment suit it.
Zoning designed with new equipment
The easiest time to zone is when the system is being replaced, because equipment and ducts can be chosen to match. See HVAC installation.
Zone damper repair
Dampers that stick open or closed, damper motors that have failed and dampers that no longer shut fully.
Zone panel and wiring faults
A zone that will not respond often traces to the control panel, its transformer or a wire. We test each before replacing anything.
Zone thermostats and sensors
Thermostats replaced or moved to a better spot, and new thermostats matched to the zone panel.
Airflow and pressure checks
Measuring what the ducts and blower can handle with only one zone open, so the equipment is never starved of air.
How zone dampers and a zone panel work
A zoning system has three kinds of parts. Motorized zone dampers sit inside the main duct branches and open or close like valves. Each zone has a thermostat. A control panel near the furnace ties them together. When the upstairs thermostat calls for cooling, the panel opens the upstairs damper, closes the others and starts the air conditioner. When both zones call at once, both dampers open and the system runs as it always did.
The hard part is what happens when only one zone is open. The blower was chosen to move air for the whole house, and now it is pushing into part of the ducts. Pressure rises and the air gets noisy. With too little air crossing it, a furnace can overheat or an air conditioner coil can freeze. A sound design deals with that from the start: zones large enough to take the airflow, ducts sized for it, and a controlled way to relieve the extra pressure.
What your equipment needs to handle zoning
Equipment that can change its output is the natural partner for zoning. A two-stage or variable-speed furnace and air conditioner can slow down when only a small zone is calling, which keeps pressure and noise in check. A single-stage system has one speed, and that speed is full. It can still be zoned in many houses, but the zones need to be few and close in size, and the design has less room for error. The duct layout matters just as much. Zoning by floor is simple when each floor has its own trunk, and difficult when one trunk feeds rooms on both.
- Whether each floor or area has its own duct trunk
- Whether the ducts can be reached to fit and service dampers
- Single-stage, two-stage or variable-speed equipment
- How much air the smallest zone can take
- Where each thermostat can go
When zoning is the right fix, and when something simpler is
Start with what costs least. Many two-story homes have manual dampers in the basement ducts that nobody has touched since the house was built. Closing down the main-floor branches a little in summer sends more air upstairs, and reversing that in fall does the opposite. That is balancing, and it takes a visit, not a new system. Leaky or disconnected ducts to the upper floor are the next suspect, and duct sealing and repair often does more than any control system could. An added return upstairs helps as well.
If one room is the whole problem, a ductless mini-split for that room is usually simpler than zoning the house around it. Zoning earns its place when the house has two or more large areas that truly behave differently, the ducts divide cleanly between them and the equipment can cope. In a large home, a second system for the upper floor is the other route, and we will compare the two honestly.
What affects the cost of HVAC zoning in Oakland County
Four things, mostly: the number of zones, how easy the ducts are to reach, whether the existing equipment suits zoning, and the thermostats you choose. Dampers in an open basement ceiling go in quickly. Ducts buried above a finished ceiling take longer. We look at the house first and give you the price before any work starts. Call 248-930-2080 and tell us which rooms are giving you trouble.
How it works
How a zoning project goes
Tell us the symptoms
Call and tell us which rooms run hot or cold, and in which season. We will say honestly when we can come and look.
We check ducts and equipment
We arrive on time, trace the duct layout, look at the furnace and air conditioner and measure airflow, so we know what the system can support.
An honest recommendation
Balancing, duct repair, a ductless unit or zoning: we tell you which we would choose in your house and why, with the price of each.
Installed and set up
We fit the dampers, panel and thermostats, test each zone alone and together, and show you how to use it. 100% satisfaction guaranteed.
Why Maverick
Family-owned, on time and honest for 7 years
Family-owned
A family business with a crew of four, in business for 7 years.
On time
You planned your day around us. When we give you a time, that is when we are at your door.
Honest work
We show you what is wrong and tell you the price before we start. If a small fix does it, we say so.
100% satisfaction guaranteed
We stand behind every job. Your satisfaction is guaranteed, 100%.
Why is my upstairs so much hotter than my downstairs?
Three things stack up. Warm air rises, the roof and attic load the top floor with heat, and the thermostat is usually downstairs, so the air conditioner shuts off before the upstairs has cooled. Long duct runs to the upper floor often deliver less air as well. Before anything else, check the filter and open every upstairs register. You can also try setting the thermostat fan to ON for a hot afternoon to mix the air. Go back to AUTO if the house starts to feel damp, because a fan that never stops can put moisture from the cooling coil back into the air. If that is not enough, call us.
Is closing vents the same as zoning?
No, and it can do harm. A zoning system is designed so the equipment always has enough air moving through it. Shutting registers by hand just raises the pressure in the ducts. More air leaks out at the joints, the system gets louder, and with enough registers closed the furnace can overheat or the cooling coil can ice up. If a room gets too much air, the place to adjust it is the damper on its duct.
How many zones does my house need?
Fewer than you might think. Most homes that benefit need two: upstairs and downstairs. A third for a finished basement or an addition is common. Each zone has to be large enough to take a good share of the system's airflow, so making every bedroom its own zone usually causes more trouble than it solves. The duct layout sets the practical limit, and we will show you where the natural divisions are.
Is zoning better than two separate systems?
Each has its place. Zoning uses one furnace and one air conditioner, so there is less equipment to buy and look after, and it suits a home whose ducts already divide by floor. Two systems give each floor its own full capacity, and one keeps running if the other fails, but they need space, a second set of ducts and more upkeep. In very large homes, two systems often make more sense.
Does HVAC zoning save money on energy bills?
It can, but comfort is the honest reason to do it. You stop overcooling the main floor to make the bedrooms bearable, and you can set back areas you are not using. How much that trims the bill depends on the house and your habits, and we will not promise a figure. If lower bills are the main goal, sealing leaky ducts is usually the first place to look.
What are the downsides of a zoned HVAC system?
It adds moving parts. Damper motors and control panels can fail, and a zone that stops responding needs someone to trace the fault. A poorly designed system can be noisy and hard on the equipment. Zoning also cannot make up for ducts that are too small or leaking. Those are the reasons we check the ducts and the equipment first, and the reasons we sometimes recommend against it.
Why is one of my zones not heating or cooling?
Most often a damper is stuck or its motor has failed, so the panel is calling for air and the duct stays shut. Dead thermostat batteries, a loose wire or a fault in the zone panel can do the same. Check the thermostat for that zone first. If it is working and set correctly, call 248-930-2080 and we will test the damper and the panel.
Keep reading
Related services
Other work we do alongside HVAC zoning system.
-
Heating + cooling
Ductwork
Leaky, crushed or undersized ducts repaired, sealed and replaced so every room gets its share of air.
-
Controls
Thermostats
Smart, programmable and basic thermostats installed, wired and set up right. Blank screens fixed too.
-
Heating + cooling
Ductless Mini-Splits
Heating and cooling for rooms with no ducts: additions, garages, sunrooms and older homes.
-
Heating + cooling
HVAC Installation
A new furnace and air conditioner, sized to your house and installed as one matched system.
Where we work
Zoning Systems across Oakland County
We are a family-owned crew of four serving these communities and the towns around them.
- Troy
- Rochester Hills
- Royal Oak
- Southfield
- Farmington Hills
- Novi
- Waterford
- West Bloomfield
- Pontiac
- Bloomfield Hills
- Birmingham
- Auburn Hills
- Clarkston
- Lake Orion
Do not see your town? Call 248-930-2080 and ask, or see our full service area.
Too hot or too cold?
Call the family that shows up
On time. Honest about the problem and the price. 100% satisfaction guaranteed.
248-930-2080Maverick Heating and Cooling · Family-owned · Oakland County, MI