Local Reviews
Black Diamond Rated 4.9 out of 5 stars
based on 5399 customer reviews
Reviews powered by Nearby Now
4.88
Available 24 Hours(866) 350-4793 Serving Chicagoland & More
Air Conditioning 
Heating 
Plumbing & Sewer 
Electrical Though all furnace models aren’t completely silent, it’s sometimes difficult to tell the difference between your unit’s familiar, low humming noise and an unfamiliar sound that signals a problem. You also may struggle deciphering a small problem from one that requires urgent repair. If you’re hearing any strange noises coming from your furnace, whether it’s…
Read MoreAs a property owner in the greater McHenry area, rising utility costs are a constant concern. Looking for ways to lower energy costs without hurting the overall comfort of your home is critical. Since your HVAC system is responsible for about half of your home’s energy costs, this is one of the first places to…
Read MoreIs your air conditioner or furnace ready to serve you well for the coming season? How long has it been since you’ve had a maintenance service call? Routine HVAC maintenance is essential to keeping your system running for as long as possible, but at Black Diamond Plumbing & Mechanical we have found that many of…
Read MoreWinters in the Crystal Lake area can be brutal, and making sure your home is ready for them is important. A big storm has the potential to lead to a frozen or burst pipe and costly damage. Our team is ready to repair any damages that winter storms may cause, as well as offer plumbing…
Read MoreIf you are in need of a new HVAC system, you’re going to want to make sure you get the most value for your dollar. This is a sizeable investment and you want your system to last for years to come. Black Diamond Plumbing & Mechanical believes that Bryant units are the industry’s top systems,…
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Always professional representative and well explained inspection under our maintenance contract.
Jared and Zach arrived early and did a great job repairing my lawn lights. Very professional. Jared gave me three options to choose. He explained everything along the way. Awesome Job! I will definitely store the contact information and use next time! Thank you very much!
1400 Miller Pkwy
McHenry, IL 60050
LIC#: 058-140955
