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HVAC and Plumbers Danville IL

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Trusted Plumbing, Heating & Cooling, in Danville, IL

When it comes to reliable home comfort, Lanz Plumbing, Heating & Cooling is the name Danville residents trust. For over 20 years, our licensed technicians have provided professional plumbing, HVAC, drain, and underground solutions backed by quality workmanship and friendly service. From emergency repairs to new system installations, we’re here to keep your home safe, comfortable, and efficient year-round.

Call 217-394-1380 or contact us online to book your next service in Danville, IL.

Plumbing Repair & Installation in Danville, IL

Your home’s plumbing system deserves expert care. Lanz offers comprehensive plumbing services in Danville designed to prevent leaks, improve efficiency, and extend the life of your fixtures.

Our plumbing services include:

Whether you’re remodeling or dealing with an urgent leak, call Lanz for fast, dependable plumbing help in Danville.

Stay Warm All Winter With Heating Services in Danville, IL

Illinois winters can be tough, but Lanz makes it easy to stay cozy. We provide full-service heating installation, repair, and maintenance to keep your furnace or boiler performing at its best.

Our heating experts specialize in:

For dependable heating service in Danville, IL, call 217-394-1380 today.

Cooling & Air Conditioning Services in Danville, IL

When summer heat strikes, trust Lanz for cooling repairs and AC installations that keep your home comfortable and energy-efficient.

Our certified HVAC team provides:

We’re proud to be Danville’s go-to choice for reliable air conditioning service and repair.

Drain & Sewer Solutions in Danville, IL

Clogged drains and sewer backups can cause serious headaches. Lanz delivers fast, professional drain cleaning and sewer repair in Danville using advanced equipment for lasting results.

Our sewer services include:

Restore your drains and protect your home with Lanz’s expert sewer and drain services.

Underground Solutions in Danville, IL — Safe, Efficient, and Long-Lasting

From pipe replacements to water service upgrades, Lanz offers professional underground plumbing solutions built to last. Our team uses the latest technology to minimize digging, protect your property, and ensure reliable results.

We specialize in:

If your Danville home or business needs underground plumbing work, Lanz’s experienced technicians are equipped for any challenge.

Water Heater Installation & Service in Danville, IL

Don’t settle for inconsistent hot water. Lanz installs, repairs, and maintains both tank and tankless water heaters in Danville.

Our plumbing experts handle:

Ask about our free estimates and maintenance plans to extend your system’s lifespan.

Indoor Air Quality Services in Danville, IL

Breathe easier with clean, healthy air. Lanz provides custom indoor air quality solutions to reduce allergens, control humidity, and eliminate odors in your Danville home.

We offer:

Protect your family’s comfort and health with Lanz’s IAQ experts.

Commercial HVAC & Plumbing Services in Danville, IL

Local businesses trust Lanz for dependable commercial HVAC and plumbing support. Our skilled technicians deliver responsive service and tailored maintenance programs to keep your operations running smoothly.

Commercial services we offer:

We proudly support Danville businesses with solutions that keep comfort systems efficient and reliable year-round.

Experience the Lanz Difference in Danville, IL

From homes on Vermilion Street to businesses downtown, Lanz Plumbing, Heating & Cooling is proud to serve the Danville community with honest service and dependable results. Whether it’s plumbing, HVAC, or underground solutions, our mission is simple — your comfort, your safety, and your satisfaction.

Call 217-394-1380 or contact us online to schedule service and experience The Lanz Difference in Danville, IL today.

Recent Jobs and Reviews in Danville, IL

Job Locations and Reviews

Chase L.
Chase L. Checked in
Resolved system overheating and shutdown issues by removing dirty air filters, replacing a faulty 7.5uf capacitor, and washing the condensing coil to restore proper airflow and cooling performance.
Danville, IL 61834
Nick W.
Nick W. Checked in
Performed water leak detection for lobby beverage machine. Confirmed drain line is clear and functioning. Found water pooling is caused by cabinet condensation. Recommended contacting the vendor to service the machine's internal drain.
Danville, IL 61832
Shannon V.
Shannon V. Checked in
Cleared a main sewer backup by cabling 70 feet of 4” clay pipe with a P3 cutter to remove sludge. Restored water flow but noted a pipe dip caused by failing rubber connections at the PVC transition; recommended sewer line repair.
Danville, IL 61832
Michael S.
Michael S. Checked in
Verified performance of a new 3.5-ton AC and coil installation. Tested refrigerant levels (13 superheat, 10 subcooling) and static pressure, confirming an efficient 17-degree temperature drop for optimal central air cooling.
Danville, IL 61834
Chase L.
Chase L. Checked in
Removed a dirty filter from the 20x25x5 rack, restoring airflow and achieving a 21° temperature drop. Provided a quote to check factory installation settings and weigh out the refrigerant charge to address cooling issues.
Danville, IL 61834
Chase L.
Chase L. Checked in
Replaced the failed motor under warranty to resolve the system outage, restoring proper airflow and cooling performance for dependable air conditioner repair.
Danville, IL 61834
Kyle K.
Kyle K. Checked in
Diagnosed main line leak as a PEX fitting failure. Tested home water pressure (65 psi) and inspected sump pump system. Cleared a clogged check valve on the backup pump to restore proper emergency sump pump operation.
Danville, IL 61834
Shannon V.
Shannon V. Checked in
Cleared a clogged drain in the blender rinse sink by accessing the 1” copper line and rodding 15 feet with a cable to remove a sludge blockage. Reinstalled the drain assembly and flushed the line to verify proper, leak-free drainage.
Danville, IL 61832
Shannon V.
Shannon V. Checked in
Completed clogged drain repair on a front bar sink. Accessed the under-counter standpipe and ran 10 feet of 5/16" cable upstream to clear a sludge blockage. Flushed the line to ensure proper drainage and verified the system was leak-free.
Danville, IL 61832
Shannon V.
Shannon V. Checked in
Performed drain cleaning by rodding the scaled basement floor drain to restore flow. Jetted exterior downspouts, identifying damaged underground tile pipes on the west/northwest sides. Recommended pipe replacement to resolve these issues.
Danville, IL 61832
Nick W.
Nick W. Checked in
Verified crawlspace sump pump is functioning properly. Completed HVAC maintenance on the split system and ductless mini-split. Cleaned and tested components, confirming optimal cooling performance with a healthy 20-degree temperature split.
Danville, IL 61834
Chase L.
Chase L. Checked in
Replaced the control board and a failed transformer to restore low voltage to the safety circuit. Identified loose blower belts and a faulty condenser fan motor during troubleshooting. Provided quotes for remaining AC service repairs.
Danville, IL 61834
Chase L.
Chase L. Checked in
Diagnosed geothermal unit not cooling. Repaired burnt emergency heat wires and bypassed a faulty control board to check refrigerant pressures and burp the circulating pump. Power left off pending a quote for control board replacement.
Danville, IL 61834
Nick W.
Nick W. Checked in
Replaced 16x25x5 filter, verified system voltages, and cleaned the condenser coil of roof debris during routine HVAC maintenance. Flushed the water heater to prevent sediment buildup and ensure efficiency.
Danville, IL 61832
Chase L.
Chase L. Checked in
Cleared a clogged condensate drain on a leaking mini split. Blew out the obstruction and tested the drain pan with water to ensure proper flow and prevent future water leaks, restoring reliable cooling.
Danville, IL 61832
Chase L.
Chase L. Checked in
Replaced belts and fan motor, then diagnosed a shorted condensing fan motor causing the system to overheat and shut down. Installed a new condensing fan motor to restore reliable, continuous cooling.
Danville, IL 61834
Nick W.
Nick W. Checked in
Completed plumbing maintenance: flushed water heater, checked burner, and verified water pressure and shutoff valves. Noted a leaking faucet in the master bathroom on the cold side, to be replaced during the next plumbing repair visit.
Danville, IL 61834
Chase L.
Chase L. Checked in
Resolved AC not cooling by replacing a missing capacitor and contactor, reconnecting outdoor unit wiring, and washing the condenser coil to restore efficient air conditioner operation.
Danville, IL 61834
Chase L.
Chase L. Checked in
Replaced dirty HVAC air filters during an AC service to resolve poor airflow and improve indoor air quality.
Danville, IL 61834
Chase L.
Chase L. Checked in
Resolved poor airflow and uneven cooling by replacing dirty air filters. This restored proper air distribution from the furnace to the rest of the home, bringing register temperatures down to a cool 51-53°F.
Danville, IL 61834
Kyle K.
Kyle K. Checked in
Replaced a failed sump pump with a new Liberty pump and repaired the cracked plumbing pipe to ensure proper basement drainage and prevent water intrusion.
Danville, IL 61833
Kyle K.
Kyle K. Checked in
Tested the 3rd RPZ backflow preventer on the west side building's irrigation system. The device passed the annual inspection. Left a copy of the results with the customer and submitted the compliance report to the municipality.
Danville, IL 61832
Kyle K.
Kyle K. Checked in
Replaced toilet seat to meet code regulations and resolved faucet leak by replacing failed cartridges. Inspected a slow-draining sink and recommended professional drain cleaning to rod the line.
Danville, IL 61832
Kyle K.
Kyle K. Checked in
Replaced a faulty shower valve with a new Delta valve and matching trim kit to restore reliable water flow and temperature control as part of a bathroom plumbing repair.
Danville, IL 61834
Nick W.
Nick W. Checked in
Replaced air filter, checked electrical readings, refrigerant pressures, and temperature splits during HVAC maintenance. Noted a cracked outdoor unit pad and provided quotes for its replacement and a new toilet installation.
Danville, IL 61833
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