Premier Service from HVAC Installation to Repair and Preventive Maintenance
Hiller stands out as Decatur’s trusted HVAC company, offering various commercial and residential HVAC services, including HVAC repair, installation, maintenance, and replacement.
Our commitment to delivering customized solutions ensures your systems operate with peak efficiency and durability. Expect us to deliver professional installation and advocate for regular HVAC maintenance, which is crucial for extending the life and performance of your systems.
Rapid HVAC and Heat Pump Solutions
Specializing in heat pump services, our team offers comprehensive heat pump repair and maintenance. We are dedicated to enhancing your system’s efficiency and extending lifespan, safeguarding your space against extreme weather conditions.
We also deliver swift emergency HVAC services, so your comfort is never compromised. Understanding the urgency of HVAC failures, we prioritize rapid responses to prevent further damage and maintain your indoor comfort throughout the year.
Thermostat Services for Smart Home Control
Our HVAC company specializes in cutting-edge thermostat solutions. Our services cover thermostat repair and maintenance, alongside the installation and replacement of advanced units.
Upgrading to a smart thermostat boosts your HVAC system’s efficiency and grants unparalleled control over your indoor climate. This smart investment facilitates significant energy savings by allowing precise temperature adjustments based on real-time needs.
Streamlined Ductless System Solutions
Energy-efficient systems provide a flexible solution for heating and cooling without the need for extensive ductwork, making them ideal for homes with space constraints.
Ductless systems offer aesthetic appeal and precise temperature control, enhancing comfort and reducing energy bills. Our expertise allows residents to enjoy tailored solutions that optimize their indoor environment year-round.
Optimizing Home Air Quality and Safety
Our HVAC services elevate indoor air quality and home safety. Our team specializes in duct cleaning, installation, and repair and ensures optimal airflow and system efficiency. Dryer vent cleaning and smoke detector repair further enhance your home’s safety, while whole-home humidity control, carbon monoxide detectors, and advanced air purification systems promote a healthier indoor environment.
Regular HVAC maintenance is key to sustaining these benefits, preventing potential hazards, and ensuring your home remains a safe haven all year round. Breathe easy, knowing your air quality and safety are in expert hands.
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Have a Question?
We offer a comprehensive range of HVAC repair services, including troubleshooting and fixing air conditioners, furnaces, heat pumps, and ductless mini-splits. Our technicians are equipped to handle issues from minor adjustments to major repairs, ensuring your system runs smoothly and efficiently.
We ensure high-quality HVAC installation by employing certified, trained technicians who follow industry best practices and use the latest technology. We thoroughly assess your home to recommend the most efficient and suitable system. Our meticulous approach guarantees optimal performance and customer satisfaction.
Yes, we provide emergency HVAC services in the Decatur area. We understand the urgency when your heating or cooling system fails, especially during extreme weather. Our emergency services are available 24/7 to address your needs promptly, ensuring your home remains comfortable year-round.
Hiller’s reliability as an HVAC company stems from our commitment to quality, integrity, and exceptional customer service. With years of experience, ongoing technician training, and a focus on innovative solutions, we build trust and deliver results that meet and exceed expectations.
We recommend scheduling HVAC maintenance at least once a year. For air conditioning systems, maintenance in the spring and for heating systems in the fall helps prepare your unit for the coming season, prevent unexpected breakdowns, and extend its lifespan.
Why Choose Happy Hiller?
Care is Our Core ValueTM
Certified Professional Technicians
Family Owned and Operated Since 1990
Happy You'll Be
Or The Service Is Free™
Friendly service. Certified Technicians. Your problem, solved.
Happy Hiller is the premier Plumbing, Heating & Cooling and Electric service experts. We proudly serve parts of Tennessee, Kentucky and Alabama. Whether you need emergency services or preventive maintenance, it’s all guaranteed. The best techs. The friendliest service. 100% satisfaction.
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Happy Hiller Offers HVAC Services 24/7
We ensure your comfort with 24/7 HVAC services. From HVAC repair and HVAC installation, to maintenance, we're here day and night.
Nearest Locations
Chattanooga Plumbing, HVAC, Electrical & Septic Services
7339 Lee HwyChattanooga, TN 37421 T: (423) 299-6110
Cookeville Plumbing, HVAC & Electrical Services
1415 Interstate DrCookeville, TN 38501 T: (931) 372-2833
Crossville Plumbing, HVAC & Electrical Services
15 Deer Run BlvdCrossville, TN 38571 T: (931) 484-7936
Jackson Plumbing, HVAC & Electrical Services
210 Commerce Center CirJackson, TN 38301 T: (731) 423-0500
Knoxville Plumbing, HVAC & Electrical Services
5507 Ball Camp PikeKnoxville, TN 37921 T: (865) 602-7707
Clarksville Plumbing, HVAC & Electrical Services
1500 Ashland City RdClarksville, TN 37040 T: (931) 648-4222
Murfreesboro Plumbing, HVAC & Electrical Services
241 Southpointe WayMurfreesboro, TN 37130 T: (615) 890-9228
Nashville Plumbing, HVAC & Electrical Services
915 Murfreesboro PikeNashville, TN 37217 T: (615) 292-6110
North Nashville Plumbing, HVAC & Electrical Services
1617 Highway 31 WestGoodlettsville, TN 37072 T: (615) 851-4066
Huntsville Plumbing, HVAC & Electrical Services
1891 Slaughter RoadMadison, AL 35758 T: (256) 539-2167
Bowling Green Plumbing, HVAC & Electrical Services
2524 Petty DrBowling Green, KY 42103 T: (270) 843-6606
Nearest Hiller Locations
Huntsville Plumbing, HVAC & Electrical Services
1891 Slaughter RoadMadison, AL 35758 T: (256) 539-2167
Murfreesboro Plumbing, HVAC & Electrical Services
241 Southpointe WayMurfreesboro, TN 37130 T: (615) 890-9228
Nashville Plumbing, HVAC & Electrical Services
915 Murfreesboro PikeNashville, TN 37217 T: (615) 292-6110
Chattanooga Plumbing, HVAC, Electrical & Septic Services
7339 Lee HwyChattanooga, TN 37421 T: (423) 299-6110
North Nashville Plumbing, HVAC & Electrical Services
1617 Highway 31 WestGoodlettsville, TN 37072 T: (615) 851-4066
Jackson Plumbing, HVAC & Electrical Services
210 Commerce Center CirJackson, TN 38301 T: (731) 423-0500
Clarksville Plumbing, HVAC & Electrical Services
1500 Ashland City RdClarksville, TN 37040 T: (931) 648-4222
Cookeville Plumbing, HVAC & Electrical Services
1415 Interstate DrCookeville, TN 38501 T: (931) 372-2833
Crossville Plumbing, HVAC & Electrical Services
15 Deer Run BlvdCrossville, TN 38571 T: (931) 484-7936
Bowling Green Plumbing, HVAC & Electrical Services
2524 Petty DrBowling Green, KY 42103 T: (270) 843-6606
Knoxville Plumbing, HVAC & Electrical Services
5507 Ball Camp PikeKnoxville, TN 37921 T: (865) 602-7707
Nearest Hiller Locations
Bowling Green Plumbing, HVAC & Electrical Services
2524 Petty DrBowling Green, KY 42103 T: (270) 843-6606
Chattanooga Plumbing, HVAC, Electrical & Septic Services
7339 Lee HwyChattanooga, TN 37421 T: (423) 299-6110
Clarksville Plumbing, HVAC & Electrical Services
1500 Ashland City RdClarksville, TN 37040 T: (931) 648-4222
Cookeville Plumbing, HVAC & Electrical Services
1415 Interstate DrCookeville, TN 38501 T: (931) 372-2833
Crossville Plumbing, HVAC & Electrical Services
15 Deer Run BlvdCrossville, TN 38571 T: (931) 484-7936
Huntsville Plumbing, HVAC & Electrical Services
1891 Slaughter RoadMadison, AL 35758 T: (256) 539-2167
Jackson Plumbing, HVAC & Electrical Services
210 Commerce Center CirJackson, TN 38301 T: (731) 423-0500
Knoxville Plumbing, HVAC & Electrical Services
5507 Ball Camp PikeKnoxville, TN 37921 T: (865) 602-7707
Murfreesboro Plumbing, HVAC & Electrical Services
241 Southpointe WayMurfreesboro, TN 37130 T: (615) 890-9228
Nashville Plumbing, HVAC & Electrical Services
915 Murfreesboro PikeNashville, TN 37217 T: (615) 292-6110
North Nashville Plumbing, HVAC & Electrical Services
1617 Highway 31 WestGoodlettsville, TN 37072 T: (615) 851-4066
Panama City Beach Plumbing & HVAC Services
914 W 26th StLynn Haven, Florida 32444 T: (850) 954-6110 Schedule Online
Bowling Green Plumbing, HVAC & Electrical Services
2524 Petty Dr
Bowling Green, KY 42103
Chattanooga Plumbing, HVAC, Electrical & Septic Services
7339 Lee Hwy
Chattanooga, TN 37421
Clarksville Plumbing, HVAC & Electrical Services
1500 Ashland City Rd
Clarksville, TN 37040
Cookeville Plumbing, HVAC & Electrical Services
1415 Interstate Dr
Cookeville, TN 38501
Crossville Plumbing, HVAC & Electrical Services
15 Deer Run Blvd
Crossville, TN 38571
Huntsville Plumbing, HVAC & Electrical Services
1891 Slaughter Road
Madison, AL 35758
Jackson Plumbing, HVAC & Electrical Services
210 Commerce Center Cir
Jackson, TN 38301
Knoxville Plumbing, HVAC & Electrical Services
5507 Ball Camp Pike
Knoxville, TN 37921
Murfreesboro Plumbing, HVAC & Electrical Services
241 Southpointe Way
Murfreesboro, TN 37130
Nashville Plumbing, HVAC & Electrical Services
915 Murfreesboro Pike
Nashville, TN 37217
North Nashville Plumbing, HVAC & Electrical Services
1617 Highway 31 West
Goodlettsville, TN 37072