Masters Heating & Cooling has provided HVAC and plumbing services to Indianapolis home and business owners since 1980 and is ready to take on your project. Whether your heater or air conditioner is making weird sounds or your office’s air quality could be better, we’ve got you covered!
If you’re looking for a team of professional HVAC and plumbing technicians available day or night, call Masters Heating & Cooling to schedule service.

Heating
If you’re a homeowner in Indianapolis, you’ve got Masters Heating & Cooling ready 24/7 for emergency heating services. A broken boiler or furnace is a serious issue, especially in Indy’s frigid winters. It can lead to frozen and burst pipes, structural damage to your home, and significant discomfort or even displacement if your indoor temperature drops too low.
We proudly offer these heating services:
- Heater installation and replacement: We’re a Carrier Customer Specialist team, meaning we install top-of-the-line Carrier heating systems in residential and commercial properties.
- Heater repair: We specialize in fixing and upgrading gas and electric furnaces, boilers, heat pumps, and geothermal systems. We offer emergency and same-day repair.
- Heater maintenance: Our Energy Savings Agreement includes annual tune-ups, priority service, and discounts.
- Commercial heating services: We’ve got Indianapolis businesses covered. We offer efficient heating solutions, including installation, repair, and maintenance, so you can get back to business.
Cooling
Is your air conditioner working too hard, costing more money than ever, but still not keeping your home cool enough? It may need repairs or a more energy-efficient replacement. Masters Heating & Cooling installs and services traditional duct AC systems and ductless mini-splits to our friends and neighbors in Indianapolis.
Our air conditioner services include:
- Air conditioner installation and replacement: We ensure you have the best AC for your home’s needs, focusing on installing energy-efficient solutions with a 100% satisfaction guarantee.
- Air conditioner repair: Our HVAC technicians handle electrical, fan, airflow, duct, filter, drainage, refrigerant, and compressor issues in all cooling systems.
- Air conditioner maintenance: We provide filter replacement, debris cleaning, and vegetation management to ensure the longevity of your AC units.
- Commercial cooling services: Our commercial customers can expect 24/7 emergency repairs, customized maintenance plans, and the installation of high-quality Carrier systems, all to make sure your business is comfortable to those in it.
Air Quality
Your home is your safe haven, so why not improve the air quality inside your home? Air purifiers can eliminate dust and other particles in the air, while UV purifiers kill bacteria and viruses.
Systems we service include:
- Air cleaners: We offer a range of air filtration products, including the highly efficient Honeywell line, with various sizes and MERV ratings to improve indoor air quality by filtering out airborne contaminants like dust, pollen, and bacteria.
- Humidifiers: We install whole-home humidifiers to provide consistent and efficient humidification throughout your home. This helps maintain ideal humidity levels, improves indoor air quality, protects your home furnishings, and reduces heating costs.
- Dehumidifiers: Does your home feel damp or musty? You may need a whole-home dehumidifier. They control indoor humidity, prevent mold growth, and inhibit wood damage.
- UV light purifiers: We proudly install Carrier’s Infinity® and RMAP purifiers, which feature Capture & Kills® technology to significantly reduce airborne pathogens and allergens.
Expert Plumbing
Masters Heating & Cooling offers dependable, high-quality plumbing services, handling your plumbing issues, installations, and maintenance. Our water heater installers are certified technicians who install quality brands like American Standard and Moen.
Our plumbing services include:
- Traditional water heater services: We install and replace traditional storage tank water heaters, both gas and electric, and provide repair and maintenance services.
- Tankless water heater services: Upgrade to an energy-efficient tankless water heater to experience hot water on demand and lower energy costs.
- Plumbing fixture installation and repair: We’re contractors’ favorite installer! We install plumbing fixtures in new construction and upgrade fixtures in pre-existing homes.
- Commercial plumbing: Whether it’s an office, healthcare facility, restaurant, or other business, we fix all commercial plumbing issues in Indianapolis.
Why Choose Masters Heating & Cooling in Indianapolis, IN?
If you’re looking for HVAC or plumbing technicians in Indianapolis, Masters Heating & Cooling is here to take care of your home or business 24/7 with emergency repair and installation services. Our technicians are licensed, insured, and NATE-certified. Every service comes with a 100% satisfaction guarantee.
We offer free estimates on replacement quotes, upfront pricing, and flexible financing options. We’re the ones to call when you’re experiencing an issue with your HVAC or plumbing.
Whether you need HVAC, air quality, or plumbing services, the pros at Masters Heating & Cooling are available 24/7 for your home or business. Contact us anytime to schedule any service online.
Recent Jobs and Reviews in Indianapolis, IN
Job Locations and Reviews
Responded to no cooling complaint on residential HVAC system. Upon arrival, confirmed furnace blower was operating but system was not producing cool air. Performed diagnostic testing on outdoor condensing unit, including electrical measurements at the fan motor assembly to assess component functionality and identify the cause of cooling failure. Documented equipment conditions and test results, then provided repair recommendations to restore proper cooling operation.
Performed comprehensive AC tune-up including electrical diagnostics using digital clamp meter to verify proper amperage draw and system performance. Inspected air filtration system, noting filter in good condition with clean pleated media and intact support frame. Presented maintenance plan options for homeowner consideration to ensure continued system reliability.
Responded to no cooling complaint with buzzing noise at condenser unit. Upon arrival, found Trane outdoor condensing unit inoperative with audible buzzing from compressor attempting to start. Diagnosed failed run capacitor preventing compressor from starting properly. Removed defective capacitor showing visible corrosion and terminal deterioration. Replaced capacitor with proper OEM equivalent, verified correct microfarad rating and voltage specifications. Cycled system through complete cooling cycle, confirmed compressor started smoothly without buzzing, verified proper amp draw on compressor and condenser fan motor, and confirmed adequate airflow through condenser coil. System restored to normal cooling operation.
Conducted comprehensive HVAC system evaluation for heating and cooling upgrade following customer inquiry about non-functioning air conditioning unit. Documented existing equipment configuration including Bradford White natural gas water heater and assessed property layout with detailed measurements totaling approximately 4,500 square feet to determine proper system sizing and equipment placement requirements. Provided equipment options walkthrough, discussed financing solutions, and prepared replacement estimate for complete HVAC system installation.
Completed comprehensive AC tune-up on residential cooling system. Performed full inspection of outdoor condenser unit and indoor air handler, including evaporator coil assessment. System operating within normal parameters; renewed preventative service agreement with heating maintenance scheduled for 2026.
Performed complete system tune-up on residential air conditioning unit, including refrigerant pressure and temperature diagnostics using digital manifold gauge. Verified superheat at 322°F and saturated vapor temperature at 356°F with system pressures reading 627 PSIG. Inspected condenser fan assembly, confirmed proper operation of fan motor and blades, and documented unit condition with all components functioning within normal parameters.
Responded to no cooling complaint with indoor temperature at 81°F and unit blowing hot air. Performed diagnostic inspection of outdoor condensing unit and found failed dual run capacitor preventing compressor and condenser fan operation. Tested electrical components including contactor and verified proper voltage supply to unit. Replaced defective capacitor, restored system to normal operation, and confirmed proper cooling cycle with adequate temperature differential at supply registers.
Completed 2026 cooling maintenance service on residential HVAC system. Inspected air handler unit in attic space, noting heavily soiled pleated air filter with significant dust accumulation requiring replacement. Verified system airflow and recorded supply air temperature of 71.2°F using calibrated digital thermometer. Inspected ductwork, refrigerant lines, and mechanical components for proper operation and wear. System operating within normal parameters following routine maintenance procedures.
Responded to no cooling complaint at commercial facility. Performed diagnostic evaluation of multi-compressor HVAC system mounted on elevated platform with associated ductwork and refrigeration components. Documented equipment condition and configuration including multiple compressor units, refrigerant lines, and control systems. Provided comprehensive assessment of system status and presented repair versus replacement options to management for decision-making purposes.
Responded to no-cool call for commercial chiller system. Found extensive frost accumulation on refrigerant lines and evidence of significant corrosion on system components, indicating refrigerant leak and moisture intrusion. Documented conditions with photos showing ice buildup on copper piping in ceiling cavity and severe corrosion with copper oxidation patina on metal surfaces around pipe penetrations.
Responded to no cooling complaint on new HVAC system. Upon inspection, discovered supply plenum had inadequate or improperly sealed duct connection at the circular trunk line transition. Measured and verified airflow deficiency using digital instrumentation at the ductwork interface where metallic flex duct showed visible separation and compromised sealing at the plenum chamber. Identified that insufficient airflow distribution was caused by the disconnected or poorly fitted duct connection preventing conditioned air from reaching living spaces. Corrected the duct connection, ensuring proper seating and sealed all joints at the plenum transition point to restore full system airflow and cooling capacity.
Completed comprehensive AC tune-up on residential air conditioning system. Inspected evaporator coil assembly and noted moderate dust accumulation on heat exchanger fins; verified refrigerant lines and electrical connections throughout air handler. Measured system amperage draw at 0.08 amps using clamp meter at outdoor condensing unit, confirming electrical performance within manufacturer specifications.
Completed preventive maintenance tune-up on residential HVAC system. Inspected and photographed pleated air filter in air handler unit, confirming proper installation and condition. Performed visual inspection of outdoor condenser unit, including condenser fan assembly and protective grille, verifying fan blade operation and structural integrity of all components.
Completed comprehensive 2026 cooling maintenance on outdoor condensing unit. Performed standard preventive maintenance procedures including electrical testing with clamp meter to verify proper amperage draw and system performance. Inspected condenser fan assembly, protective grille, and motor housing, confirming all components in good operating condition with no visible wear or corrosion. Examined condenser coil fins and verified proper airflow. System operating within manufacturer specifications. Brought replacement HALO bulb as requested for future installation.
Responded to commercial AC unit leaking water in breakroom area. Upon inspection, found clogged condensate drain line causing water to overflow from drain pan onto floor. Cleared obstruction from drain line, verified proper drainage flow, and inspected evaporator coil and filter for additional issues. Cleaned dirty air filter and drain pan, tested unit operation to confirm leak resolved and proper cooling function restored.
Conducted comprehensive site evaluation for complete HVAC system replacement at residential property. Assessed existing outdoor Carrier air conditioning condenser unit housed in protective cage enclosure, noting aged wooden platform cover and concrete pad installation. Documented current equipment positioning against exterior wall with vinyl siding, electrical conduit routing, and outdoor disconnect box location. Evaluated basement furnace installation including existing ductwork configuration with insulated supply plenum and flexible duct connections. Photographed mechanical room layout, concrete foundation walls, and current equipment clearances for replacement planning. Provided estimate for new complete system installation including outdoor condensing unit and indoor air handler or furnace replacement with necessary electrical, refrigerant line set, and ductwork modifications as required.
Completed scheduled maintenance agreement filter replacement on commercial HVAC system. Removed and replaced four 16x20x2 filters and one 20x20x1 filter that showed moderate dust and debris accumulation. All filters were properly installed and system airflow verified upon completion.
Completed full HVAC system replacement including installation of Carrier Infinity 60,000 BTU 98% AFUE modulating gas furnace paired with Carrier Infinity 2-ton air conditioning system and Infinity wall control thermostat. Installation included new outdoor condenser pad, electrical disconnect, copper refrigerant line-set, Aprilaire media air filter, and return air plenum with proper PVC condensate drainage system. All equipment installed in mechanical room, tested for proper operation, and system commissioned to manufacturer specifications.
Performed comprehensive diagnostic evaluation on 30+ year old commercial rooftop unit per maintenance request for second opinion assessment. Thoroughly inspected electrical components, contactors, circuit breakers, and wiring connections throughout control panel. Examined condenser coils for reported damage, evaluated condenser fan assemblies, and assessed overall unit condition including ductwork connections and structural integrity. Documented all findings with photographic evidence of electrical panel configuration and mechanical components for maintenance records and future repair recommendations.
Completed AC tune-up maintenance on residential air conditioning system. Performed airflow measurement at supply register recording 112 CFM and verified supply air temperature at 33.8°F, indicating proper system cooling performance. Noted accumulated dust and debris on ventilation grill requiring routine cleaning to maintain optimal airflow efficiency.