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45 Years
experience
Emergency
services
Your Trusted HVAC Partner in Gurnee, IL
Since 1981, Herchenbach Mechanical has been a family-owned and operated HVAC company dedicated to providing exceptional heating, ventilation, and air conditioning services to residents and businesses in Lake County, Illinois. Our team of certified technicians brings decades of combined experience to every project, ensuring reliable solutions for HVAC repair, installation, and maintenance. We prioritize customer satisfaction through personalized service, using cutting-edge technology and factory-authorized Carrier products to deliver energy-efficient systems tailored to individual needs.

Our commitment to excellence is reflected in our 24/7 emergency services, preventative maintenance programs, and transparent communication. With a focus on community values and technical expertise, we have built a reputation as a trusted local leader in HVAC solutions. Our dedication to environmental responsibility is demonstrated through our proactive approach to refrigerant compliance and indoor air quality improvements, ensuring both comfort and sustainability for our clients.
Services
Air Conditioning Heating Furnace Repair Furnace Installation Ductless HVAC HVAC Maintenance Indoor Air Quality Commercial HVAC Emergency Services Maintenance Memberships
Details
  • Year established: 1981
Highlights and features
  • Emergency HVAC service available 24/7/365
  • Certified technicians with industry-leading training
  • Factory-authorized Carrier dealer status
  • 100% satisfaction guarantee on all services
  • Locally owned and operated for 42 years
Associations and certifications
  • Carrier
What people say
Certified technicians 24/7 emergency service Satisfaction guarantee Local expertise Energy-efficient solutions
Services
Air Conditioning Repair
Our certified technicians diagnose and fix air conditioning issues including refrigerant leaks, electrical problems, and component failures. We use specialized tools to test system performance and ensure optimal cooling efficiency. Customers benefit from same-day service and factory-approved replacement parts that extend system longevity.
Furnace Installation
We install high-efficiency furnaces tailored to home size and climate requirements. Our NATE-certified technicians perform precise heating load calculations to ensure proper system sizing. Customers receive energy savings estimates and manufacturer warranty documentation for long-term peace of mind.
Indoor Air Quality
Our IAQ specialists identify and mitigate airborne contaminants through HEPA filtration systems, UV purifiers, and humidity control solutions. We conduct comprehensive air quality assessments to address allergens, mold spores, and chemical pollutants in residential environments.
HVAC Maintenance
Preventative maintenance agreements include seasonal system inspections, refrigerant level checks, and component lubrication. Our technicians optimize system performance while identifying potential issues before they become major problems, extending equipment lifespan.
Emergency HVAC Service
Available 24 hours a day, 365 days a year, our emergency service addresses urgent heating and cooling failures. Fully equipped service vehicles enable on-site repairs for common system malfunctions, minimizing downtime during extreme weather conditions.
Questions
What HVAC services do you offer in Lake County?
We provide complete HVAC solutions including air conditioning repair, furnace installation, indoor air quality assessments, and commercial HVAC maintenance across Lake County and surrounding areas.
Are your technicians certified and insured?
All our technicians hold current NATE certifications and we maintain full liability insurance coverage for all residential and commercial service calls.
Do you offer emergency HVAC repairs?
Yes, we provide 24/7 emergency service with technicians on call year-round to address urgent heating and cooling system failures.
Can you help with HVAC system upgrades?
We specialize in system replacements including energy-efficient models that qualify for manufacturer rebates and improved EPA refrigerant compliance.
What financing options are available?
We offer flexible financing through approved credit partners to help customers manage HVAC replacement and major repair costs.
How can I schedule HVAC service?
Contact us via phone at (847) 260-9335 or use our online appointment request form for immediate scheduling assistance.