J&J's certified technicians are available to ensure your heating and air conditioning unit is functioning properly.
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J&J's expert technicians can perform a variety of light commercial services. Contact us for more details.
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Our Planned Maintenance Program is designed to keep your equipment running efficiently and protect your warranties.
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Peace-of-Mind Guarantees
show our commitment to
100% customer satisfaction.


Maintenance lowers energy bills & protects your system. PM customers get 10% off too!


Take advantage of tax credits, manufacturer rebates and our own special promotions.

Residential
& Commercial


• Installation & Service
• Heating
• Air Conditioning
• Duct Cleaning
• Air Purification

Serving Martinsburg West Virginia for more than 20 years.
Family owned and operated.

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Professional Affiliations