

Financing Available
Contact CR Plumbing, Heating & Air for a fair and competitive estimate for your plumbing, heating and cooling services.
Financing with approved credit provided by Synchrony Financial. Click here to apply.
CR Mechanical, LLC
“Proudly serving Oak Ridge, TN and the surrounding areas with trusted HVAC, plumbing, and mechanical services—bringing hands-on expertise, honest work, and dependable results to every project.”



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HVAC system installation (residential & commercial)
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Heating system repair and replacement
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Air conditioning repair and replacement
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Preventative maintenance and service agreements
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Ductwork installation, repair, and modifications
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Indoor air quality solutions (air purifiers, filtration, humidity control)
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Thermostat installation and upgrades (including smart thermostats)
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Ventilation system design and installation
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Refrigeration services
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Emergency HVAC repairs
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System inspections and diagnostics
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Energy-efficient system upgrades
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New construction and remodel HVAC installations
We specialize in full mechanical (CMC) commercial installations and repairs, including HVAC, piping, and ventilation systems. With years of expertise, we deliver efficient, code-compliant solutions tailored to your needs. Trust CR Mechanical, LLC for all your mechanical installation, repair, and maintenance requirements.
Our services include installation, repair, and maintenance for both residential and commercial properties. We provide expert solutions to keep your HVAC and mechanical systems operating efficiently. Prevent costly breakdowns with our preventative maintenance plans.
Our quality service team consists of skilled technicians dedicated to keeping your HVAC and full mechanical systems in top condition.

Who We Are
CR Mechanical, LLC is your trusted HVAC contractor, providing top-notch heating, ventilation, and air conditioning services. As a fully licensed CMC contractor in Tennessee, we are qualified to handle a wide range of residential and commercial mechanical projects. With a commitment to quality and customer satisfaction, we deliver reliable solutions tailored to your specific needs. Our experienced team ensures efficient installations, repairs, and maintenance to keep your indoor environment comfortable year-round.
Normal Business Hours: Monday–Friday, 7:00 AM – 6:00 PM
For questions or to schedule service, please call or text (865) 292-7738.
For after-hours emergency service, please contact (601) 577-1245 or (865) 240-7054.