At Indoor Comfort, we know your home is more than just a building—it’s your daily sanctuary. When something stops working, it can throw everything off. That’s why we focus on delivering reliable, expert-level service backed by local experience and genuine care. Whether it’s your air conditioner wheezing on a hot afternoon or your water heater cutting out mid-shower, we’re here to fix it right the first time—no stress, no surprises. Our Ann Arbor home services have been trusted since 1951. Find out why by calling (734) 224-9178 or contact us online to get more information on how we can help transform your home comfort.
Trusted Heating Services in Ann Arbor, MI

Cold spots in your home? Furnace making noises that sound like a haunted basement? Our team brings tailored Ann Arbor heating solutions that are anything but one-size-fits-all. We service everything from older boiler systems in downtown Ann Arbor to newer furnaces in the subdivisions around Pittsfield Township.
- Furnace Repair & Maintenance: Quick diagnostics, straight talk, and reliable repairs. We also offer preventive maintenance to help avoid emergency calls in the first place.
- Furnace Installation & Replacement: We help you pick the right furnace for your home—not just the most expensive one. Our installs are built for long-term comfort and efficiency.
- Boiler Services in Ann Arbor: Whether it’s a vintage unit from the ’60s or a modern hydronic system, we know boilers inside and out.
- Heat Pump Services: Need something efficient that heats and cools? Heat pumps are ideal for Ann Arbor’s climate, and we’re experts in keeping them running smoothly.
Ann Arbor Air Conditioning Services
If you’ve ever walked outside during a muggy July afternoon and felt like you stepped into a sauna, you know that our summers bring more than just heat—they bring heavy humidity. That sticky, oppressive air can sneak into your home and make it feel downright uncomfortable. That’s why our cooling services in Ann Arbor are built to make your space feel like a breath of fresh, dry air—your personal escape from the swampy outdoors.
- AC Repair & Maintenance: From mysterious noises to airflow issues, we track down the cause and fix it fast. We also offer performance tune-ups so you can avoid mid-summer breakdowns.
- AC Installation & Replacement: Whether you need central air for a family home or something compact for a converted attic, we match the system to your layout.
- Ductless Mini-Splits: Ideal for bungalows, in-law suites, or additions with no ductwork. We install high-efficiency systems that let you control your comfort zone by zone.
Ann Arbor Indoor Air Quality Services for Fresh, Clean Air
If you live in an older Ann Arbor home, you’ve probably noticed how dust builds up fast—or how the air feels extra dry in winter and sticky in the summer. It’s not just annoying; poor air quality can mess with your comfort, your sleep, and even your health. Our Team can help you clean up the air in your home so you’re not constantly sneezing, waking up congested, or dealing with static shocks every time you touch the light switch.
Humidifiers & Dehumidifiers
Indoor air that’s too dry or too damp can wreak havoc on your comfort—and your home. We install and service systems that help balance humidity levels year-round, protecting wood floors, furniture, and your overall indoor environment.
Whole-Home Ventilation
Say goodbye to stale, stuffy air. Our whole-home ventilation systems in Ann Arbor bring in fresh outdoor air and circulate it throughout your home, without compromising your heating or cooling system’s efficiency.
Air Filter Upgrades
Many homeowners stick with standard filters, but we offer upgraded filtration solutions that trap finer particles, helping reduce airborne dust and improve air quality. Ideal for homes near high-traffic areas or with heavy indoor activity.
Air Duct Cleaning
Over time, your air ducts collect dust, allergens, and even mold. Our professional duct cleaning service clears out the buildup, improving airflow, reducing indoor allergens, and making your HVAC system work more efficiently.
Simple and Effective Electrical Services in Ann Arbor, MI
Electrical issues have a way of showing up when you least expect them—like when you’re trying to microwave leftovers and the lights flicker, or the breaker trips every time you use the hair dryer in the bathroom. Our team of licensed electricians in Ann Arbor not only knows how to fix the problem but also makes sure you understand what’s going on and how to prevent future issues. It’s not just about getting power back on—it’s about giving you peace of mind.
- Electrical Panel Upgrades: Powering a home office, electric car, or new appliances? We upgrade panels to meet your home’s growing needs.
- Outlet & Switch Repairs: No more jiggling plugs or flickering switches. We fix or replace them for long-term reliability.
- Lighting Installation: From kitchen pendants to landscape lighting, we help bring your vision to life.
- Ceiling Fan Installation: Quiet, balanced fans that help you stay comfortable and save energy.
- Whole-Home Surge Protection: Defend your devices from Michigan’s unpredictable power surges.
- Backup Generator Installation: Stay powered through outages with professionally installed backup systems.
- EV Charger Installation: Home charging for your electric vehicle, done to code and done right.
- Smart Home Setup in Ann Arbor: We install smart lighting, thermostats, and automation systems to streamline your home experience.
Reliable Water Heater Services in Ann Arbor, MI

From early-morning showers to evening dish duty, your water heater works hard. When it stops, we’re the ones to call for Ann Arbor water heater services.
- Water Heater Repair: Whether your unit is gas or electric, we’ll figure out the problem fast—before it ruins your day.
- Water Heater Installation: We help you choose a system that fits your home size, usage, and efficiency goals.
- Tankless Water Heater Services: Enjoy on-demand hot water and energy savings. We maintain and repair tankless systems from all major brands.
- Water Heater Maintenance: Regular flushes and inspections help extend your unit’s life and reduce sediment buildup.
Schedule Your Home Service in Ann Arbor
Let’s make your home the comfortable, low-maintenance place it should be. Whether you need a quick fix or a full system upgrade, Indoor Comfort is ready to help. Give us a call at (734) 224-9178 or book online today. We’ll show up on time, explain your options clearly, and get the job done right—so you can relax.
Recent Jobs and Reviews in Ann Arbor, MI
Job Locations and Reviews
HVAC Service
Responded to customer complaint of AC running but not blowing cool air on 5-year-old Lennox unit. Upon arrival, connected Testo 558 digital manifold to assess system performance. Measured operating pressures and temperatures with R410A refrigerant: low side pressure at 135.1 PSIG, high side pressure at 339.5 PSIG, evaporator temperature at 47.0°F, and condenser temperature at 104.5°F. Superheat reading of 19.4°F and subcool of 11.2°F indicated system was operating within acceptable parameters. System diagnostics confirmed unit was cooling properly with no refrigerant charge issues detected.
Completed comprehensive air conditioning tune-up on 2021 Bryant outdoor condensing unit. Performed standard preventive maintenance procedures including system inspection, cleaning of condenser coils, verification of refrigerant levels, electrical connection checks, and operational testing to ensure optimal performance for the cooling season.
Responded to customer request for removal of HVAC equipment left on-site following recent installation. Retrieved old unit components and packaging materials that customer initially requested to keep but later declined. Transported all removed parts and materials for proper disposal per warranty service protocol.
Completed full HVAC system installation in residential mechanical room, including new Bryant furnace unit mounted on concrete pad with proper venting configuration utilizing white PVC piping system. Installed and integrated complete air distribution ductwork with metallic supply and return runs, coordinated plumbing connections including copper piping, and established all electrical connections with proper conduit routing and outlet configuration to ensure code-compliant operation of heating and cooling equipment.
Successfully completed installation of a new Bryant HVAC system in the basement mechanical room, consisting of a high-efficiency furnace (Model CVAVA3017XMAEBAA) and air conditioning unit utilizing R-454B refrigerant. The furnace was properly positioned, leveled, and secured with all necessary condensate drainage lines, refrigerant lines, gas connections, electrical wiring, and ductwork completed to manufacturer specifications and local code requirements.
Completed scheduled maintenance on residential air conditioning system. Inspected outdoor condenser unit, verified proper operation of fan motor and compressor, and confirmed adequate airflow through coil fins. Unit restored to normal cooling operation with no deficiencies noted.
Completed preventive maintenance on two residential air conditioning systems (Bryant and Lennox condensing units) and one water heater. Performed standard inspection procedures, verified operational parameters, and cleaned condenser coils and surrounding areas of debris. New maintenance contract agreement was processed and signed during the visit.
Replaced evaporator coil on Lennox residential HVAC system under full warranty coverage. Coil was ordered and installed following completion of generator and REME system work, restoring proper cooling operation to the unit.
Performed comprehensive AC tune-up on residential HVAC system. Inspected evaporator coil assembly and heat exchanger, verified aluminum fins were clean and properly spaced, checked refrigerant line connections and copper tubing for proper condition, and documented system components with photos. All components found to be in good working order with no immediate service needs identified.
Completed installation of new air conditioning condenser unit and evaporator coil system. Unit was positioned on concrete pad adjacent to brick exterior wall with proper electrical disconnect and conduit installation per code requirements. All electrical connections were secured, refrigerant lines were installed and charged, and system was tested for proper operation and verified to be cooling effectively.
Completed installation of new Bryant heat pump system including outdoor condenser unit and indoor air handler. Outdoor unit was mounted on concrete pad with proper electrical disconnect and line set installation, while indoor air handler was installed in basement mechanical room with appropriate condensate drainage and ductwork connections. All components were properly wired, refrigerant lines were connected and tested, and system was commissioned to ensure optimal heating and cooling performance.
Responded to cooling complaint where condenser unit was discharging cold air outdoors while warm air circulated inside the home. Performed diagnostic evaluation of outdoor condensing unit and associated refrigerant lines. System assessed for proper operation, refrigerant charge levels, and airflow distribution issues requiring further repair recommendations.
Completed comprehensive tune-up and maintenance service on gas furnace and air conditioning system. Performed thorough inspection of furnace internal components including blower motor assembly, electrical connections, and control board wiring. Conducted combustion analysis using Testo 300 flue gas analyzer to verify proper gas combustion efficiency and safety parameters, with readings indicating satisfactory operation within normal temperature ranges. All electrical connections, wire bundles, and safety controls were inspected and found to be in functional condition.
Installed a new State brand 50-gallon natural gas water heater with natural draft venting to meet current code requirements. Reused existing electric anode rod during installation. All gas connections, temperature and pressure relief valve, and venting components were properly secured and tested for safe operation.
Completed installation of new air conditioning system including outdoor condensing unit and indoor evaporator coil. The outdoor unit was positioned on a protective pad against the building's exterior with proper clearances maintained for optimal airflow and service access. All refrigerant lines were properly connected and insulated, electrical connections were made to code specifications, and the condensate drainage system was installed and tested for proper operation. The indoor evaporator coil was integrated with the existing furnace system in the utility room, with all ductwork connections sealed and secured. System was charged with refrigerant to manufacturer specifications, startup procedures were completed, and full operational testing confirmed proper cooling performance and temperature differentials across the coil.
Completed gas furnace installation in coordination with scheduled attic work. New furnace unit installed with proper venting, electrical connections, and gas line integration into existing HVAC infrastructure. All components tested and operational upon completion.
Completed comprehensive preventive maintenance tune-up on outdoor AC condensing unit and mini split system. Performed full system inspection, verified proper operation of all components, cleaned coils and filters, checked refrigerant levels and electrical connections, and renewed customer's maintenance membership agreement at time of service with payment collected.
Completed comprehensive AC tune-up on outdoor condensing unit. Performed full system inspection with access panel removal to examine internal components including capacitor, refrigerant lines, and electrical connections. Cleaned accumulated dirt and debris from internal compartment, verified proper operation of condenser fan, and ensured all connections were secure and functioning within manufacturer specifications.
Responded to system fault code 83 indicating low refrigerant pressure on recently installed HVAC system still under full warranty. Upon arrival, performed diagnostic evaluation of air handler unit and associated ductwork in mechanical room. Inspected refrigerant lines, connections, and pressure readings to identify source of low pressure alert. Verified system was maintaining cooling operation despite fault code. Documented equipment installation including air handler, ductwork configuration, humidifier integration, and condensate drain lines through photographic records. All components showed proper installation with sealed joints and appropriate transitions between rigid and flexible ductwork sections. System assessed for refrigerant leaks and proper charge levels to resolve fault code and ensure continued optimal performance.