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Business Details
50+ Years
experience
Emergency
services
Trusted HVAC & Plumbing Services in St. Johns, MI
Chasco Plumbing & Heating has been a trusted provider of heating, ventilation, air conditioning, and plumbing services since 1972. Our family-owned business in St. Johns, Michigan, prioritizes customer satisfaction through personalized service, transparent pricing, and a commitment to quality workmanship. With decades of combined experience, our licensed technicians deliver reliable solutions for residential and light commercial systems, including furnace repair, AC installation, boiler services, and indoor air quality improvements.

We stand behind our work with a 100% satisfaction guarantee and offer financing options to ensure accessibility. Our focus on education, preventative maintenance, and community values has earned us lasting trust in Clinton County.
Services
Furnace Repair AC Installation Plumbing Services Boiler Maintenance Heat Pump Repair Ductless Systems Water Heater Replacement Indoor Air Quality Geothermal Systems Preventative Maintenance
Details
  • Year established: 1972
Highlights and features
  • We offer 50+ years of combined HVAC and plumbing expertise with licensed technicians.
  • Our team provides 24/7 emergency service for urgent heating and cooling needs.
  • We guarantee 100% satisfaction with upfront pricing and no hidden fees.
  • Financing options available for major system replacements and upgrades.
  • We prioritize customer education to ensure informed decisions about your systems.
What people say
Prompt emergency service Professional technicians Clear cost estimates Satisfaction guarantee Energy-saving advice
Update Listing
Services
Furnace Repair
Our furnace repair service addresses all heating system issues, from minor fixes to complex diagnostics. Technicians troubleshoot ignition problems, thermostat malfunctions, and airflow inconsistencies. We prioritize rapid response for winter emergencies and ensure systems operate efficiently to reduce energy costs. Regular maintenance extends equipment lifespan and prevents unexpected breakdowns.
AC Installation
We install high-efficiency air conditioning units tailored to your home's size and climate needs. Our experts handle system sizing, ductwork optimization, and refrigerant charging. Upgrades to ENERGY STAR models improve comfort while qualifying for utility rebates. Ductless mini-split options provide flexible cooling for additions or homes without existing ductwork.
Plumbing Services
Our licensed plumbers tackle leaks, fixture replacements, and water heater issues with precision. Services include drain cleaning, pipe repair, and low-water-use fixture installations. Emergency response addresses burst pipes and flooding. We emphasize long-term solutions over temporary fixes to prevent recurring problems in residential and light commercial settings.
Boiler Maintenance
Regular boiler maintenance ensures safe, efficient operation of hydronic heating systems. Technicians inspect pressure levels, combustion components, and heat exchangers. We service radiators, baseboards, and in-floor heating systems. Annual tune-ups prevent breakdowns and maintain manufacturer warranties for both older and modern high-efficiency boilers.
Heat Pump Repair
Our specialists diagnose and repair heat pump systems for both heating and cooling modes. Services include refrigerant recharge, defrost cycle calibration, and compressor diagnostics. We optimize dual-fuel systems that combine heat pumps with furnaces for Michigan's climate. Seasonal maintenance maximizes energy savings and system longevity.
Questions
How often should I schedule HVAC maintenance?
We recommend annual furnace tune-ups in fall and AC maintenance in spring for optimal efficiency and warranty compliance.
What are signs I need furnace repair?
Unusual noises, inconsistent heating, higher energy bills, or frequent cycling indicate potential furnace issues requiring professional diagnosis.
Do you service all HVAC brands?
Yes, our technicians work on all major brands including Carrier, Trane, Rheem, and Lennox for repair and replacement needs.
Are financing options available?
Yes, we offer zero-down financing with no interest if paid within 12-18 months for qualifying HVAC and plumbing projects.
What areas do you serve?
We serve St. Johns, DeWitt, Lansing, and surrounding Michigan communities for residential and light commercial HVAC needs.
Do you provide 24/7 emergency service?
Yes, we offer after-hours emergency HVAC repair with priority scheduling during extreme weather conditions.