HVAC Repair, Replacement, Plumbing, and More in Champaign, IL
Champaign, IL, is our home, and since 2002, we've been providing terrific residential and commercial services to our friends and neighbors in this great town. If you need help with your current heating and air conditioning systems, Lanz, Inc. services all makes and models, and we offer comprehensive annual maintenance services as well. If you're in the market for a new system, we are proud to be a Trane Comfort Specialist. We're your trusted local source for great HVAC, plumbing, and more. Why call anyone else? Get in touch with us today at 217-394-1380 !
Expert Furnace, Heat Pump and AC Installation
When it's time for a new heating system or air conditioner, you need a professional installer you can trust. The technicians at Lanz, Inc. are certified and qualified to provide top-tier installation and replacement services for all AC and heating unit makes, models, and brands. From furnaces and boilers to heat pumps and ductless mini-split ACs, we do it all! We install both residential and commercial HVAC systems for your convenience and offer financing options so you can buy today and pay over time.
Champaign, IL Furnace, Heat Pump and AC Repairs
If you get stuck with a broken heater or air conditioner during the Champaign winter or summer, our team is here to quickly get to the root of the problem and implement a solution. We have heating and AC repair specialists ready and happy to help restore your comfort in no time! With exceptional training, parts, and solutions for all kinds of residential and commercial systems, we have the right fix for your unique needs. We also offer professional duct cleaning to ensure that dust and debris never prevent your HVAC equipment from working as it should.
Plumbing and Drain Cleaning
Whether you're dealing with a stubborn clog, our expert drain cleaning team has the tools and experience to quickly locate and expel the blockage. We're all about transparency and straightforward solutions. That's why every drain cleaning service includes a camera inspection to provide the most accurate and efficient service available.
Our plumbers are well-versed in all things pipes, drains, appliances, and more. We will help with any plumbing installation or repair project! Whether it's time for an upgrade and you're looking to remodel, or you need assistance complying with Illinois RPZ valve laws, your home or business will be taken care of.
Underground Solutions
From sewer, storm, and drainage pipes to water lines and more, we have the trenchless technology you need for fast minimally-invasive services. For any underground problem, our team is sure to have an underground solution. Contact our team today at 217-394-1380 to learn more about our easy installation and rehabilitation services that help you save time and money.
Recent Jobs and Reviews in Champaign, IL
Customers say: The overall sentiment expressed across these reviews is overwhelmingly positive, with customers consistently praising the company's professionalism, expertise, and customer service. A dominant theme throughout is the technical competence and knowledge of the service personnel, with reviewers frequently highlighting how technicians were skilled, thorough, and able to diagnose and resolve issues efficiently. The responsiveness and timeliness of service emerges as another strong positive trend, with many customers appreciating quick arrival times, prompt completion of work, and availability during emergencies—including weekends and extreme weather situations. Customer communication stands out as a particularly valued aspect, with reviewers noting clear explanations, step-by-step updates, and personable interactions that made them feel heard and respected. The professionalism and courtesy of technicians receives consistent acclaim, with multiple mentions of workers going above and beyond expectations, demonstrating persistence in problem-solving, and showing genuine care for customer concerns. Many reviewers express strong loyalty and intent to use the service again, with some noting positive relationships spanning decades. The emotional tone is one of relief, gratitude, and confidence, particularly among customers who faced urgent situations like air conditioning failures during extreme heat or emergency plumbing issues. Overall, the reviews reflect deep satisfaction and trust in the company's reliability, honesty, and quality of work.
Champaign, IL at a glance
Lanz Plumbing, Heating & Cooling has completed 25 jobs in Champaign, IL in October 2026.
The one customer review shown here is rated 5.0 out of 5.
The most recent job was on October 21, 2026.
Lanz Plumbing, Heating & Cooling has completed 4,305 jobs in Champaign, IL in the last 12 months. The first job there was in May 2023.
Job Locations and Reviews
Inspected HVAC system and ductwork for a musty odor. Found auto mode was heating a damp AC coil. Identified water leak marks on the flue pipe from failing roof flashing and recommended resealing the flashing to prevent water intrusion.
Addressed an intermittent water leak at the toilet base. Removed toilet, cleaned tile, and replaced old wax ring and floor bolts. Reset toilet with a new seal and flush-tested multiple times to confirm proper operation and prevent leaks.
Inspected heat exchangers and verified furnace operation for Units 1, 2, 3, 5, and 6. All inspected units are in good working condition with no issues found. Unit 4 was inaccessible and could not be inspected.
Resolved backed-up bathroom sinks by disassembling vanity plumbing for clogged drain repair. Rodded 20 feet into the shared line using a 5/16 cable to remove a sock blockage. Reassembled plumbing and tested both sinks to ensure proper flow.
Inspected water heater following a power outage and verified proper system operation with hot water fully restored.
Replaced a faulty gasket on the basement sink's tubular p-trap under warranty, resolving the plumbing leak and restoring a secure, watertight connection.
Provided a detailed written estimate for installing a customer-supplied water heater, outlining the scope and labor required for the water heater replacement.
Resolved a running toilet by completing a tank rebuild. Replaced the worn flapper seal, faulty fill valve, and supply line to stop continuous running and restore proper operation.
Diagnosed furnace not heating and found an open limit fault on a heat-damaged control board. Replaced the control board and igniter with OEM Trane parts, restoring proper heating operation.
Diagnosed a continuously running sump pump caused by a faulty float switch. Cleaned the pit and replaced the unit with a new Liberty pump and check valve to restore reliable drainage and prevent water intrusion.
Cleaned furnace burners, replaced a faulty flame sensor, and installed a new humidifier pad. Tested furnace pressures and motor amps. Inspected plumbing fixtures for leaks, tested main and backup sump pumps, and verified water pressure at 52 psi.
Cleared root infiltration in 3" cast iron main sewer line causing slow drainage. Cabled 25 ft from backyard cleanout using a 3/4" cable and R3 cutter, successfully removing the root blockage and restoring proper sewer line flow.
Relit the water heater pilot light and cycled the thermostat several times to verify proper ignition, consistent heating, and reliable operation.
Relit water heater to restore functionality after it failed to stay lit. Inspected the aging unit and provided recommendations for water heater replacement.
Replaced a leaking backyard wall hydrant to resolve water leak concerns. Cut out the old fixture, installed a new hydrant, reconnected supply lines, and sealed the exterior with silicone. Pressurized the system and tested to ensure zero leaks.
Shortened the 2-inch dish machine drain pipe to establish a proper 1-inch air gap. Tested the line with water to verify smooth, efficient drainage without splashing or backflow.
Inspected a failed, leaking sink pump violating plumbing code. Contacted the local plumbing inspector to confirm if replacing the pump or installing a code-compliant ejector pit with proper venting is required to complete the plumbing repair.
Resolved a slow-draining bathtub by removing the pop-up drain stopper and clearing hair and soap scum buildup from the linkage. Reinstalled the assembly and tested drainage to ensure normal water flow was fully restored.
Identified a water leak on top of the furnace caused by an unsealed flue pipe joint. Glued and sealed the flue pipe connection to stop the leak, cleaned up standing water, and verified the system is secure and leak-free.
Diagnosed a broken draft inducer motor causing loud noise and a furnace not heating. Due to the unit's age (1998) and poor condition, provided quotes for inducer replacement and a new furnace installation.
Inspected drains, dye-tested toilets, and cleared debris from fixtures. Replaced a weak blower capacitor during furnace maintenance and tested system to ensure proper heating performance and efficiency.
Installed an air conditioner surge protector per estimate to protect electrical components from power surges. Tested system operation to ensure proper functionality and reliable HVAC performance.
Cleared a clogged upstairs toilet leaking into the ceiling below. Used an auger to remove a heavy paper blockage and tested flushes to confirm proper drainage. Inspected ceiling water intrusion and briefed customer on drywall moisture.
Bi-annual HVAC maintenance and plumbing inspection: Cleaned burners, flame sensors, and igniters on two furnaces, cleared condensate traps, and replaced filters. Tested five toilets, sink drains, main/backup sump pumps, and ejector pump.
Located the main sewer line tap by dye testing a toilet and camera inspecting the city sewer main. Evaluated bathroom plumbing to confirm the tub and shower drains are clear and functioning normally.
Fantastic Customer Service
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