Siemer Heating, Cooling & Plumbing provides dependable HVAC and plumbing services for homeowners in Dyer, Indiana. Whether your air conditioner needs repair, your furnace is due for replacement, or your water heater has stopped working, our team will diagnose the problem and clearly explain your options.
Since 1987, Siemer has served Northwest Indiana with certified expertise, upfront pricing, and no hidden fees. We service all HVAC brands and provide 24/7 emergency assistance when an urgent problem cannot wait.
Call us or request service online for help in Dyer.
Heating and Cooling Services
As an experienced HVAC company serving Dyer, Siemer repairs, installs, and maintains:
- Central air conditioners
- Gas and electric furnaces
- Heat pumps
- Boilers
- Ductless mini-splits
- Air handlers
- Thermostats and zone controls
- Indoor air quality equipment
Our NATE-certified HVAC technicians inspect the equipment, determine what is affecting its performance, and provide an upfront price before approved work begins. Explore our complete residential HVAC services.
Air Conditioning
Northwest Indiana’s hot, humid summers place sustained demand on residential cooling equipment. Siemer’s air conditioning services cover repair, installation, replacement, and seasonal maintenance.
Contact us for air conditioning repair in Dyer if your system:
- Blows warm air
- Produces weak or uneven airflow
- Runs constantly or cycles too frequently
- Makes unusual sounds
- Leaks water
- Freezes during operation
- Will not turn on
Our AC repair technicians test the system to identify the cause, which may involve an electrical component, thermostat, refrigerant circuit, condensate drain, airflow restriction, or mechanical failure.
If the system is old, inefficient, or requiring frequent repairs, replacement may offer better long-term value. Our Dyer air conditioning installation process includes calculating the home’s cooling requirements, recommending properly sized equipment, removing the existing unit, and testing the new system after installation.
Correct sizing helps maintain consistent temperatures, manage indoor humidity, and prevent unnecessary equipment wear. Learn more about air conditioner installation and replacement.
An annual AC tune-up in Dyer can also help reduce avoidable breakdowns and prepare the system for peak summer use. During a cooling tune-up, a technician inspects key components, checks system performance, and identifies developing concerns.
Furnaces and Heating
A reliable heating system is essential during a Northwest Indiana winter. Siemer provides complete furnace services for systems that cannot start, maintain temperature, or operate normally.
Signs that you may need furnace repair in Dyer include:
- Little or no heat
- Frequent starting and stopping
- Uneven temperatures
- Weak airflow
- Unusual sounds or odors
- Ignition problems
- Unexpected increases in heating costs
Our furnace repair technicians diagnose the problem and explain whether repair is the practical choice. If the furnace is unreliable, inefficient, or approaching the end of its service life, we can also provide furnace installation in Dyer.
For a replacement, we evaluate the home’s heating requirements, ductwork, fuel connections, and comfort needs before recommending equipment. A properly sized furnace can provide steadier temperatures, quieter operation, and more dependable cold-weather performance. Explore furnace installation and replacement options.
Scheduling a furnace tune-up in Dyer each fall gives a technician an opportunity to inspect the burners, ignition system, heat exchanger, electrical components, thermostat, airflow, and safety controls. Learn more about Siemer’s furnace tune-up services.
If you smell natural gas, leave the property immediately and contact the gas utility or emergency services from a safe location. Do not operate switches or attempt to find the leak yourself.
