In the local Burlington, Wisconsin, area, two things are absolutely certain. First, it’s the birthplace of none other than Tony Romo. Second, the weather here can be quite a challenge, whether it’s scorching hot or bone-numbingly cold. But fear not! You can keep your home or business comfortable all year round by making sure your HVAC and plumbing systems are up to the task.
Our team offers extensive heating, ventilation and air conditioning (HVAC) and plumbing services for property owners in Burlington. We have the tools and expertise to get your systems working right so you can enjoy a smooth-running property throughout the year.
For top-tier services in Burlington, entrust the services of Thielmann Heating, Cooling, & Plumbing by calling (262) 384-6407 or filling out this form to get started.
Dependable AC Services
Keeping cool in the summer requires a good air conditioner (AC). Our dedicated team has the knowledge and skills to provide trusted AC services that help prevent unexpected breakdowns and boost the efficiency of your system. We service the following types of cooling systems:
- Air conditioners: We can work on all models of air conditioning systems for residential and commercial properties.
- Heat pumps: We can repair, replace or maintain energy-efficient heat pumps that deliver warm air to the outside of the property.
- Ductless mini-splits: Get services for ductless HVAC units, which offer climate control for single rooms.
Whether you need air conditioner repair, replacement or maintenance, count on our team to get the job done right. From major overhauls to routine maintenance or repairs, we’ll tend to your air conditioner for a reliable system all season. Our AC services include:
- Air conditioning repair: Refrigerant leaks, frozen coils or a faulty capacitor are some signs you need AC repairs. A technician will examine the unit and fix any issues.
- Air conditioning maintenance: Make the most of your AC. Annual tuneups can help boost the unit’s performance, improve its longevity and avoid costly surprises.
- Air conditioning installation: If it’s time for a new cooling unit, rest assured the HVAC specialists at Thielmann Heating, Cooling, & Plumbing can install your new AC with precision.
Ductwork Services in Burlington, Wisconsin
The air ducts around your home or business are the only link between your HVAC system and your rooms. You may be inconvenienced if any ducts are cracked, broken, disconnected or blocked.
Our team provides comprehensive HVAC and ductwork services for customers in Burlington, Wisconsin, including installation, cleaning, maintenance and repairs.
For all your ductwork needs, call (262) 315-3067 or contact us online to schedule services today.
Top-Rated Heating Services
Staying warm during Wisconsin’s winters can be a struggle if your furnace or boiler isn’t working as it should. No matter what issue you have with your heater, we provide superior heating services. Our technicians offer convenient furnace repair and boiler maintenance services and are available to restore comfort to your property. More about our heating services:
- Heating repairs: If your heater is acting up, get dependable, fast repairs. We can mend heat pumps, boilers, oil and gas furnaces and packed units.
- Heating maintenance: Ensure your heater keeps working as it should with regular heating maintenance from Thielmann Heating, Cooling, & Plumbing. We’ll thoroughly inspect your entire heating system and identify issues that need repair.
- Heating installation: Installing a new heater can clean your indoor air better, use electricity more efficiently and give you more peace of mind. Count on us to install your heater with professionalism and attention to detail.
Reliable Indoor Air Quality Services
The team at Thielmann Heating, Cooling, & Plumbing offers the following indoor air quality services to keep your spaces cleaner and healthier:
Professional Plumbing Services
You rely on your plumbing daily, and when it malfunctions, you need fast service. The expert plumbers at Thielmann Heating, Cooling, & Plumbing are ready to provide quality plumbing assistance. With our assistance, you can enjoy a system with consistent water pressure and durable fixtures. Our plumbing services include:
- Bathroom and kitchen remodels
- Garbage disposal services
- Hose bib replacements
- Sump pump services
- Water conditioning
- Faucet and toilet replacements
- Water heater services
- Plumbing installations
- Plumbing repairs
- Broken pipe repairs
Enjoy clean, safe air throughout your home.Schedule indoor air quality services in New Berlin by contacting us online or calling (262) 315-3067.
See What Makes Us Different
We’re proud to provide quality work with every project. Here’s why you should choose us:
- Committed to quality: We value transparency and have an A+ rating on the Better Business Bureau (BBB).
- Responsive and respectful: Our support staff and technicians listen to your needs and answer every query you may have.
- Seasoned experts: We have licensed technicians skilled in handling all your HVAC and plumbing needs.
Choose Thielmann Heating, Cooling, & Plumbing in Burlington, WI
Since 1929, our team has been the choice for top-quality residential and commercial HVAC services in Burlington and beyond. Our NATE-certified technicians can service all brands, install Lennox-brand units, offer 24/7 emergency care and more.
We’re also proud to extend our capabilities to plumbing, providing comprehensive services you can trust. Plus, we offer upfront pricing, financing options, special deals and a job well done.
For more information, contact us online. You can also call us at (262) 384-6407 or schedule the HVAC and plumbing services you need online.
Read Reviews by Our Customers
Recent Jobs and Reviews in Burlington, WI
Burlington, WI at a glance
Thielmann Heating, Cooling & Plumbing has completed 20 jobs in Burlington, WI between May 2026 and June 2026.
The most recent job was on June 11, 2026.
Thielmann Heating, Cooling & Plumbing has completed 260 jobs in Burlington, WI in the last 12 months.
Job Locations and Reviews
Serviced 2012 Mitsubishi Electric wall-mounted mini-split system with no cooling complaint that had never received maintenance since installation. Performed comprehensive cleaning of indoor unit including filters, coils, and blower wheel, restored proper airflow and cooling operation to the system.
Provided estimate for replacement of 26-year-old air handler unit located in basement that has stopped working. Assessed existing HVAC system, documented current equipment condition, and photographed installation area including ductwork connections and electrical components to prepare comprehensive replacement proposal.
Responded to no cooling call on older residential air conditioning system. Upon arrival, confirmed condenser unit failed to start. Performed diagnostic evaluation to determine root cause of compressor failure. Inspected indoor furnace components and verified proper airflow through system. Documented existing Lennox Pulse Series equipment condition and captured photos of installation for service records. Customer advised of findings and repair options for aging HVAC system.
# HVAC No Cool Service Call Responded to no cooling complaint at residential property. Upon inspection, found outdoor condensing unit with excessive dirt, debris, and organic matter accumulation throughout electrical compartment and on capacitor housing. Electrical connections showed signs of corrosion and oxidation at terminal blocks. Multiple wire connections exhibited dirt buildup and environmental exposure. Cobwebs present on internal components indicating extended period without maintenance. Equipment condition suggested compromised airflow and potential electrical connection issues contributing to system failure. Cleaned electrical connections, removed debris from compartment, and addressed contamination affecting unit performance. System operational upon completion of service.
Responded to no cooling emergency call and performed comprehensive system assessment. Documented existing HVAC equipment configuration including furnace unit, ductwork, and condensing unit setup in mechanical room. Evaluated current system condition, noting operational components, electrical connections, and PVC condensate drainage. Provided detailed replacement estimate for complete HVAC system upgrade to restore cooling capability and improve overall system efficiency.
Conducted estimate for water heater replacement due to active leak in existing unit. Assessed plumbing infrastructure including PVC drainage lines, supply piping, and ceiling-mounted utility systems in unfinished space to determine replacement requirements and accessibility for installation.
Responded to emergency service call for aging HVAC system that was temporarily restored to operation but requires replacement evaluation. Conducted comprehensive assessment of existing Arcoaire furnace installation, including inspection of internal components, blower motor assembly, control boards, electrical wiring harnesses, and burner assemblies. Evaluated PVC condensate drain line configuration and venting system integrity. Documented current system condition through detailed photography showing cabinet construction, mechanical components, and Aprilaire air cleaner integration. Provided estimate for complete furnace and air conditioning system replacement based on equipment age and observed wear patterns.
Responded to no cooling complaint on residential air conditioning system. Upon arrival, performed diagnostic evaluation of outdoor condensing unit and associated components. Unit location and installation appear standard with proper clearances maintained. Documented equipment condition and positioning for service records. System requires further troubleshooting to identify root cause of cooling failure and determine necessary repairs for restoration of normal operation.
Responded to no cooling call on 22-year-old system experiencing freeze-up condition. Upon arrival, unit was off and evaporator coil was frozen. Inspected outdoor condenser unit and found electrical compartment heavily contaminated with leaves, dirt, and organic debris accumulation, indicating extended period without maintenance. Cleaned electrical components and removed all debris from contactor housing to restore proper operation and prevent potential electrical failures. Cycled system and verified proper operation after thaw period.
Performed comprehensive air conditioning tune-up on residential outdoor condensing unit. Connected manifold gauge set to measure refrigerant pressures, conducted electrical diagnostics with digital multimeter, and completed standard maintenance procedures to ensure optimal system performance and efficiency.
Performed comprehensive AC tune-up on residential condensing unit. Conducted refrigerant pressure diagnostics using manifold gauge set, verified system temperatures with digital thermometer reading 78.3°F, and inspected electrical disconnect and conduit connections. All components operating within normal parameters upon completion of preventive maintenance service.
Responded to no cooling complaint on residential HVAC system less than 10 years old. Performed diagnostic testing using manifold gauges and temperature measurements at outdoor unit, confirming system operating parameters. System restored to proper cooling operation with warranty coverage applied for parts and labor.
Completed preventative maintenance tune-up on Carrier outdoor condensing unit. Performed system diagnostics including temperature readings, verified evaporator coil operation at 58.1°F, inspected electrical disconnect and conduit connections, and confirmed unit operational status with normal airflow through condenser coils.
Completed comprehensive air conditioning tune-up service on residential split system. Performed diagnostic testing on outdoor condensing unit, checked refrigerant levels and electrical connections, and inspected indoor furnace/air handler components. Customer was reminded to provide 16x25x5 air filter for system maintenance.
Completed full installation of new air conditioning system and evaporator coil at residential property. Outdoor condensing unit was set on ground-level pad, refrigerant lines were run and connected to new indoor coil mounted above existing Lennox furnace, and all electrical connections were established. System was charged with refrigerant, leak-tested at all connection points, and performance verified using digital manifold gauges with measured readings confirming proper operation within manufacturer specifications.
Responded to no cooling complaint on 10+ year old residential air conditioning system. Upon arrival, found first floor thermostat with non-functioning buttons affecting system operation. Accessed basement furnace and outdoor condensing unit to perform diagnostic testing. Connected manifold gauges to condenser service ports to check refrigerant pressures and system performance. Evaluated airflow, temperature differential, and overall system operation. Identified thermostat malfunction as primary issue preventing proper cooling on first floor. Recommended thermostat replacement to restore full system functionality and proper temperature control.
Completed comprehensive furnace and air conditioning tune-up service, performing standard maintenance protocols and system diagnostics using manifold gauge set to verify refrigerant pressures and overall system performance. Configured thermostat settings to enable independent fan operation without activating heating mode, allowing for continuous air circulation as requested.
Completed comprehensive HVAC system estimate for replacement and reconfiguration of existing downflow furnace setup. Assessment included evaluation of return duct penetrating crawlspace requiring removal, existing lineset condition and potential relocation needs, water softener repiping requirements, and iron curtain relocation. Documented current equipment configuration with existing coil positioned on top of downflow furnace unit and photographed ductwork penetrations through wall structure with metallic sealing, as well as mechanical room layout showing current Goodman heating unit, associated ductwork, and copper refrigerant lines requiring attention.
# HVAC Service Completed Responded to a no cooling call with system failure indication. Upon arrival, performed diagnostic evaluation of the outdoor condensing unit. Inspected electrical control panel and internal components including the Totaline dual run capacitor, control boards, and associated wiring connections. Utilized Yellow Jacket manifold gauge set to check refrigerant pressures and system operating parameters. Tested electrical components with multimeter to verify proper voltage and continuity. All wiring connections were found intact and properly terminated to capacitor terminals and control boards. Identified system failure cause and restored cooling operation. Unit tested and confirmed operational at time of departure.
Completed tune-up service on residential outdoor air conditioning unit. Performed standard diagnostic testing including electrical measurements, with multimeter readings confirming proper voltage levels at 501V. Unit operating within normal parameters with no issues identified.
