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HVAC Services in the Crystal Lake & McHenry, IL Areas

Heating & Cooling Services in McHenry, IL

A heating, air conditioning and ventilation system may be complex, but it shouldn’t feel that way to the user. With the support of experienced HVAC contractors, your system should heat evenly, cool properly and maintain a comfortable level of humidity. Black Diamond Plumbing & Mechanical is proud to be a factory authorized Bryant dealer for Barrington, IL, and the surrounding Chicago suburbs. Our quality and service are unmatched.

HVAC Repair

With a full crew of courteous, professional technicians, Black Diamond is ready to do whatever it takes to get your residential or commercial HVAC system up and running quickly. Black Diamond employees answer our phones around the clock, so you’ll never be stuck talking to an answering machine. We offer:

  • Emergency HVAC repair 24 hours a day, 365 days a year
  • Flat rate pricing during business hours
  • Professional technicians who have earned North American Technician Excellence certification
  • Accurate, free estimates and a satisfaction guarantee
  • Scheduled service appointments Monday through Saturday from 7 a.m. to 5 p.m.

HVAC Installation

From consultation to system design to installation, Black Diamond Plumbing & Mechanical’s team is ready to design the best setup for your space and your budget. We start by assessing your existing equipment and discussing your needs. We’ll answer all of your questions and address all of your concerns. Our estimates are always free, and we can even show you a projection of how much energy a new system could save compared to your current older model. Our technicians specialize in installing roof-top units, air cleaners and air purifiers, humidifiers, thermostats, Internet thermostats and WiFi thermostats that can be controlled with thermostat apps, and in performing carbon monoxide tests.

Choose Black Diamond for HVAC Services in the McHenry, IL Area

Black Diamond Plumbing & Mechanical is your Chicagoland source for professional, skilled HVAC installation, emergency HVAC repair and preventive maintenance. We stand out from the competition by offering a quality guarantee, flat rate pricing and free estimates. For reliable, reputable service, choose Black Diamond.

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Basic Program Benefits
  • 24-Hour-a-Day Availability
  • Flat-Rate Pricing Structure
  • Waived Holiday/After-Hours Fees
  • Priority Service Scheduling
  • Payment Options Tailored to Your Budget
  • Customized to Your Home and Your Specific Needs
  • Peace of Mind
The Black Diamond Advantage:
We Offer Financing with
Approved Credit On Bryant Systems