Can I Install or Replace a Thermostat Myself?
Some thermostats can be installed yourself, but improper wiring or setup can cause system issues or damage your HVAC equipment.
Read AnswerHeating FAQs
50 answers to the questions Austin homeowners ask most about heating.
Do You Offer HVAC Maintenance Plans?
Yes. Radiant offers HVAC maintenance through the Radiant Care Club, helping homeowners protect their heating and cooling systems with routine service and…
Read AnswerDo You Provide Both HVAC Repair And Replacement?
Yes. Radiant provides HVAC repair, maintenance, and full system replacement services for heating and cooling systems.
Read AnswerDo You Provide Emergency Heating and Cooling Services in Austin and San Antonio?
Yes. Radiant provides emergency heating and cooling services in Austin, San Antonio, and surrounding Central Texas communities.
Read AnswerDoes a Smart Thermostat Work With My AC, Furnace, or Heat Pump?
Most smart thermostats work with AC systems, furnaces, and heat pumps, but compatibility depends on your wiring and system type.
Read AnswerDoes Radiant Offer Any Guarantees On HVAC Services?
Yes. Radiant backs qualifying HVAC installation, repair, and maintenance services with written guarantees, including upfront pricing and workmanship protections.
Read AnswerDoes Radiant Offer Financing For New HVAC Units?
Yes. Radiant offers flexible financing options for homeowners across Austin and San Antonio, including financing for major HVAC repairs and full system…
Read AnswerHow Can I Reduce the Risk of Heating and Cooling Emergencies?
Routine maintenance, early repairs, and system inspections can significantly reduce the risk of HVAC emergencies.
Read AnswerHow Do I Know If I Have a Heat Pump?
You likely have a heat pump if your system provides both heating and cooling and does not use a gas furnace.
Read AnswerHow Do I Know If I Need a New Thermostat?
You may need a new thermostat if your home has uneven temperatures, your system won’t turn on or off properly, or your…
Read AnswerHow Do I Know If I Need HVAC Repair Or A New System?
If your HVAC system is frequently breaking down, struggling to maintain temperature, or increasing energy costs, it may be time to evaluate…
Read AnswerHow Do I Know If My Air Handler Needs Repair or Replacement?
Signs your air handler needs repair or replacement include weak airflow, strange noises, uneven temperatures, or higher energy bills.
Read AnswerHow Do I Know if My Heating System is Working?
Your furnace or heat pump should start quickly, warm each room evenly, and shut off once it reaches the set temperature -…
Read AnswerHow Do I Know If My Home Needs More Insulation?
You may need more insulation if your home struggles to stay cool, has uneven temperatures, or your energy bills increase during the…
Read AnswerHow Do I Use My Heat Pump in Freezing Cold Weather?
Modern heat pumps can operate in freezing weather, though efficiency may decrease as temperatures drop.
Read AnswerHow Does a Heat Pump Work?
A heat pump works by using refrigerant and electricity to transfer heat between the inside and outside of your home, providing both…
Read AnswerHow Does Insulation Help My Home Stay Cooler in Texas?
Insulation helps keep your home cooler by slowing heat from entering, allowing your air conditioner to maintain a consistent indoor temperature.
Read AnswerHow Long Does a Home Furnace Typically Last?
Most home furnaces last between 15 and 20 years, depending on usage, maintenance, and overall system condition.
Read AnswerHow Long Does it Take to Install A Furnace?
Most furnace installations take about 4 to 8 hours to complete. The exact time depends on your home’s layout, the type of…
Read AnswerHow Much Does a Heat Pump Cost?
The cost of a heat pump depends on system type, size, efficiency rating, and installation requirements.
Read AnswerHow Much Does It Cost to Install a Thermostat?
The cost to install a thermostat depends on the type of thermostat, your system compatibility, and whether wiring updates are needed.
Read AnswerHow Much Is a Furnace Tune-Up?
The cost of a furnace tune-up varies based on system type and condition, but it is generally a lower-cost service compared to…
Read AnswerHow Often Should an Air Handler Be Serviced?
An air handler should be serviced at least once a year, or twice yearly if your system runs year-round in hot climates…
Read AnswerHow Often Should I Have My Furnace Serviced?
You should have your furnace serviced once a year. An annual tune-up keeps your system running efficiently, helps prevent mid-season breakdowns, and…
Read AnswerHow Often Should I Replace My Furnace Filter?
Most furnace filters should be replaced every 1 to 3 months, depending on filter type, system usage, and household conditions.
Read AnswerHow Often Should Insulation Be Replaced or Upgraded?
Insulation doesn’t need frequent replacement, but it may need to be upgraded if it’s outdated, damaged, or no longer performing effectively.
Read AnswerHow to Relight Your Pilot Light
To relight a pilot light, turn the gas control to OFF and wait five minutes, then set it to PILOT, press and…
Read AnswerIs a Heat Pump Cost-Effective in Texas?
Yes, heat pumps are often cost-effective in Texas due to the region’s mild winters and high cooling demand.
Read AnswerIs Emergency HVAC Service More Expensive?
Emergency HVAC service may cost more than scheduled service due to after-hours response and urgent repair needs.
Read AnswerIs the Unit in My Attic an Air Handler?
In most Texas homes, the unit in the attic is the air handler, which connects to your ductwork and distributes air throughout…
Read AnswerShould I Repair or Replace My Furnace?
Repairing a furnace may make sense for newer systems with minor issues, while older furnaces or systems with costly repairs are often…
Read AnswerWhat Are Common Heating and Cooling Emergencies?
Common HVAC emergencies include complete system shutdowns, no heating or cooling during extreme temperatures, burning smells, electrical issues, and gas-related concerns.
Read AnswerWhat Are the Disadvantages of a Heat Pump?
Potential disadvantages of heat pumps include higher upfront cost, reliance on electricity, and reduced efficiency during extended periods of extreme cold.
Read AnswerWhat Are the Most Common Furnace Problems, and When Do They Require Repair?
Common furnace problems include lack of heat, frequent cycling, unusual noises, weak airflow, and rising energy bills. These issues often require professional…
Read AnswerWhat Does an Air Handler Look Like?
An air handler looks like a large metal box connected to ductwork, usually located in the attic, garage, or a utility closet.
Read AnswerWhat Furnace Maintenance Can I Do Myself?
Homeowners can handle basic furnace maintenance like replacing air filters, keeping vents clear, and checking thermostat settings, while professional service is needed…
Read AnswerWhat Is a Furnace Heat Exchanger, and Why Is It So Important?
A furnace heat exchanger safely transfers heat from combustion gases into the air that circulates through your home. A damaged heat exchanger…
Read AnswerWhat Is a Furnace Tune-Up?
A furnace tune-up is a professional maintenance service that inspects, cleans, and tests key components to ensure safe and efficient operation.
Read AnswerWhat Is a Heat Pump?
A heat pump is an HVAC system that heats and cools your home by transferring heat rather than generating it, making it…
Read AnswerWhat Is a Home Furnace?
A home furnace is a heating system that warms air and distributes it throughout the house using ductwork. Most furnaces run on…
Read AnswerWhat Is an Air Handler and What Does It Do?
An air handler is the indoor part of your HVAC system that moves heated or cooled air through your home using a…
Read AnswerWhat Is an HVAC Emergency?
An HVAC emergency is a heating or cooling issue that threatens safety, health, or livability and cannot wait for scheduled service.
Read AnswerWhat is Auxiliary Heat? And What Does Aux Heat Mean?
When you see “Aux Heat” on your thermostat, it means your heat pump is using its backup heat source to maintain temperature…
Read AnswerWhat Is the Difference Between a Smart Thermostat and a Programmable Thermostat?
A programmable thermostat follows a set schedule, while a smart thermostat can learn your habits, adjust automatically, and be controlled remotely.
Read AnswerWhat Kind of Maintenance Does a Heat Pump Require?
Heat pumps require regular maintenance, including filter changes, coil cleaning, and professional system inspections.
Read AnswerWhat Should I Do If My Furnace Won’t Turn On?
If your furnace won’t turn on, check the thermostat, power supply, and air filter. If the system still doesn’t start, professional service…
Read AnswerWhat Types Of HVAC Systems Do You Service?
Radiant services air conditioners, furnaces, heat pumps, ductless mini-splits, air handlers, thermostats, ventilation systems, and indoor air quality equipment.
Read AnswerWhen Is Furnace Repair an Emergency?
Furnace repair is considered an emergency when there is no heat during cold weather, the system is cycling unsafely, emitting burning or…
Read AnswerWhere Does Insulation Make the Biggest Difference in My Home?
Insulation makes the biggest difference in areas like the attic, where most heat enters your home.
Read AnswerWill Better Insulation Help My Air Conditioner Work More Efficiently?
Yes, better insulation helps your air conditioner run more efficiently by reducing heat gain and allowing your system to maintain temperature with…
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