Trusted Heating, Cooling, Drain, and Underground Plumbing Experts in Mahomet, IL
Homeowners in Mahomet, IL, turn to Lanz when they need reliable heating, cooling, plumbing, or drain service from a team they can trust. From emergency furnace repairs to AC replacements, leak detection, drain cleaning, and underground plumbing solutions, our technicians deliver quality workmanship backed by decades of experience.
For fast, friendly service, call 217-394-1380 or reach out through our contact page.
Common HVAC & Plumbing Questions From Mahomet Homeowners
We recommend scheduling AC maintenance in spring and furnace maintenance in fall to prevent breakdowns during heavy seasonal use and extend system life.
This is usually caused by airflow restrictions, dirty burners, thermostat issues, or a failing blower motor. Our technicians can diagnose the problem quickly and restore heat.
Warm air, short cycling, ice on the system, or loud operation typically point to airflow or mechanical issues—not just low refrigerant. We pinpoint the exact cause.
Tree roots, aging sewer lines, hard water buildup, and heavy soil movement are common in Mahomet. A camera inspection helps us determine the real cause.
Yes — we provide fast response for urgent heating, cooling, sewer, and plumbing issues to keep your home safe and comfortable.
Heating Services in Mahomet, IL
Furnace Repair, Installation & Annual Maintenance
Winters in Mahomet are too cold to deal with unreliable heat. Our certified HVAC technicians provide:
- Furnace repair for no-heat situations, short cycling, strange noises, and airflow problems
- High-efficiency furnace installation & replacement
- Annual furnace maintenance to improve performance and lower energy costs
- Heat pump repair & installation for energy-efficient year-round comfort
We service all makes and models and help homeowners choose the best heating solutions for long-term reliability.
Air Conditioning Services in Mahomet, IL
AC Repair, Replacement & Indoor Comfort Solutions
When summer humidity hits, you need a cooling system you can rely on. Lanz provides comprehensive AC services, including:
- AC repair for warm-air issues, leaks, frozen coils, and system failures
- Air conditioning installation & replacement with high-efficiency systems
- Seasonal AC maintenance to reduce breakdowns and improve airflow
- Ductless mini-split repair and installation for zoning or additions
We’re trained to diagnose cooling issues quickly and keep your home comfortable all season long.
Plumbing Services in Mahomet, IL
Fast, Reliable Solutions for Leaks, Fixtures & Water Quality
Our licensed plumbers provide full-service residential plumbing support, including:
- Leak detection and pipe repair
- Toilet, sink, and faucet repair or installation
- Water heater repair, replacement & tankless upgrades
- Water softener installation & filtration solutions
- Garbage disposal repair
Whether it’s a dripping faucet or a major plumbing issue, we take care of it quickly and correctly.
Drain Cleaning & Sewer Services
Camera Inspections, Hydro Jetting & Sewer Line Repair
Mahomet homes frequently experience clogged drains, slow sinks, or sewer backups—especially in older neighborhoods. Our drain and sewer services include:
- Professional drain cleaning for kitchens, bathrooms, and main lines
- Hydro jetting to eliminate grease, scale, and heavy buildup
- Sewer camera inspections to identify breaks, root intrusion, or collapsed pipes
- Sewer line repair & replacement for long-term solutions
We clear blockages safely and identify underlying issues before they cause major damage.
Underground Plumbing & Water Line Services
Expert Repairs With Accurate Diagnostics
If you’re experiencing low water pressure, unexplained wet spots, or frequent sewer backups, your underground plumbing may be compromised. We offer:
- Water line leak detection & repair
- Water line replacement
- Underground sewer repairs
- Excavation and spot repairs
Our specialized equipment allows us to complete underground work efficiently and with minimal disruption.
Why Mahomet Homeowners Choose Lanz
- Decades of local HVAC & plumbing experience
- Proud member of the Mahomet Chamber of Commerce, supporting and serving our local community
- Family-owned company built on honesty, professionalism, and community commitment
- Certified heating & cooling specialists trained in today’s most efficient systems
- Advanced diagnostic technology for accurate plumbing and sewer solutions
- Fast response times for urgent heating, cooling, or plumbing issues
- Clear communication and transparent pricing with repair options explained upfront
Schedule HVAC or Plumbing Service in Mahomet, IL
From reliable heating and cooling to expert plumbing and drain cleaning, Lanz is here to help keep your home safe and comfortable throughout the year.
Call 217-394-1380 or contact us online through our contact page to schedule service.
Recent Jobs and Reviews in Mahomet, IL
Job Locations and Reviews
Flushed tankless water heater and cleaned filters. Completed toilet repair by adjusting float to stop overfilling. Inspected fixtures and sump pump; recommended sump pump repair to correct improper hanging and stress on the discharge line.
Investigated suspected water heater leak and diagnosed a backed-up floor drain handling condensation. Performed drain cleaning to clear the clog and tested flow. Also provided a toilet replacement quote.
Cleared heavy root intrusion from a clogged downspout drain and gutters using a 3/4” cable. Camera inspection identified and marked a collapsed clay-to-corrugated pipe transition at 3'6" deep downstream for future repair.
Rodded septic outlet to clear a rag, then televised the line, locating a heavy sand blockage. Diagnosed a continuously running basement sump pump with backflow. Recommended excavation to install an access point for further drain cleaning.
Replaced a failed 45/5 dual capacitor to restore power to the fan and compressor, resolving the AC not cooling issue and restoring proper system cooling.
Diagnosed toilet flushing noise as a manufacturer defect. Assessed bathroom plumbing leaks to provide faucet replacement options, quoted a new kitchen faucet, and replaced the whole-house water filter.
Inspected AC condensate line and drain pan with no leaks found. Determined puddle was ductwork condensation from high humidity. Enabled the thermostat's dehumidification setting to lower humidity and prevent future condensation buildup.
Replaced a faulty thermostat that was stuck in heat mode and causing the furnace to run continuously. The thermostat replacement restored proper temperature control, and the heating system was tested to ensure correct operation.
Resolved thermostat scheduling conflict causing temperature to drift to 78°F. Disabled schedule and configured all presets (home, away, sleep) to customer's preferred 75°F cooling and 72°F heating for consistent indoor comfort.
Resolved a tripping breaker by replacing a failed crawl space sump pump leaking oil. Installed a new Liberty 457 pump with a quiet check valve, resetting the breaker and testing the system for reliable sump pump repair.
Completed follow-up HVAC inspection on a new system install. Verified furnace gas pressures, static pressures, Delta T, and humidifier function. Tested 4-ton AC refrigerant levels and airflow to ensure optimal heating and cooling performance.
Replaced 16x20x1 filter, cleaned condenser coils, and treated condensate drainage lines. Verified an 18°F temperature split for optimal AC service. Inspected sinks and toilets for leaks, and manually tested sump pump functionality.
Inspected outdoor wall hydrant with property management for a reported spigot leak. Performed water leak detection and found no active issues. Advised monitoring the unit and contacting us if any future leaking occurs.
Resolved AC freezing issues by adjusting closed zoning dampers to lower static pressure and improve airflow. Added 1 lb of R-410A refrigerant to correct low levels, completing the air conditioner repair for optimal cooling.
Completed RPZ backflow testing to ensure water safety and replaced a faulty faucet. This plumbing repair prevents leaks and contamination, maintaining system efficiency and local code compliance.
Diagnosed downstairs geothermal AC not cooling after a lightning strike. Identified damage to the control board and zone control. Sourced replacement pricing and currently awaiting insurance approval to proceed with the HVAC repair.
Troubleshot tankless water heater and completed faucet trim kit installation during a collaborative inspection to ensure optimal water flow and system efficiency.
Installed a new energy-efficient heating and cooling system. Completed full HVAC installation of both indoor and outdoor units to provide reliable climate control and optimal home comfort.
Diagnosed AC not cooling and freezing up due to a faulty control board that failed to power the blower motor. Ordered a replacement control board to restore proper airflow and resolve the system malfunction.
Completed a toilet repair for a leak dripping into the downstairs hallway. Pulled the toilet, replaced a broken closet bolt and wax ring, and reinstalled the fixture. Tested thoroughly to ensure the water leak was resolved.
Cut access to camera locate the sump pump discharge line. Unable to bypass tight 90-degree turns and poor line configuration. Scheduled a follow-up estimate for excavation and line rerouting to address the sump pump repair.
Assessed malfunctioning sump pump and provided a quote for a new sump pit installation. Documented the site for the underground team and provided a water heater replacement quote per customer request.
Replaced a struggling sump pump with a new Liberty 1/2 HP pump, Zoeller quiet check valve, and new piping. Restored proper drainage from the footing tiles to prevent water intrusion and ensure reliable basement waterproofing.
Resolved a water leak dripping onto the furnace by repairing the exhaust vent. Identified a cracked silicone seal on the storm collar, then cleaned the pipe and applied high-temp silicone to restore a proper seal and protect the system.
Diagnosed issue and identified a collapsed discharge line. Set up a temporary bypass hose to the ejector pit to prevent basement flooding, confirming pump function. Scheduled underground sump pump repair to resolve the line issue.