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50+ Years
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Emergency
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Trusted HVAC Installation, Repair & Maintenance in Woburn, MA
Lohrman HVAC has been a trusted provider of heating, ventilation, and air conditioning services since 1975. As a family-owned and operated business based in Woburn, Massachusetts, we specialize in residential and commercial HVAC solutions, including installations, repairs, and maintenance. Our team of licensed and insured professionals is committed to delivering reliable service using top-tier products from brands like American Standard, Goodman, and Mitsubishi. With decades of experience serving Middlesex County, we prioritize customer satisfaction through transparent communication, competitive pricing, and a focus on community well-being.

Our expertise extends to gas and oil heating systems, ductless solutions, and indoor air quality improvements. During the pandemic, we implemented enhanced safety protocols to protect both our clients and technicians. Backed by long-term client relationships and positive referrals, we guarantee low prices and superior service for all HVAC needs.
Services
Residential Heating Commercial Heating Residential Cooling Commercial Cooling Indoor Air Quality System Maintenance Emergency Repairs Ductless Systems Boiler Services Ventilation Solutions
Details
  • Year established: 1975
Highlights and features
  • We have over 45 years of experience in residential and commercial HVAC services.
  • We offer 24/7 emergency service for urgent heating and cooling needs.
  • Our technicians are licensed, insured, and trained on the latest HVAC technologies.
  • We provide free estimates for new installations and transparent pricing.
  • We are a locally owned business deeply committed to community safety and satisfaction.
What people say
Great service Efficient & helpful Highly recommend Flawless installation Competitive pricing
Services
Residential Heating
We install, repair, and maintain heating systems for homes, including gas and oil furnaces, boilers, and ductless solutions. Our team ensures efficient, reliable warmth for residential properties using top brands like Mitsubishi and Goodman. With decades of experience, we address unique heating challenges in Massachusetts homes.
Commercial HVAC
Our commercial HVAC services include rooftop unit installations, system repairs, and maintenance for businesses. We serve offices, retail spaces, and industrial facilities with customized solutions to ensure optimal climate control and energy efficiency. Our technicians handle complex systems, including PTAC units and central air conditioning.
Indoor Air Quality
We improve indoor air quality through ventilation upgrades, air purifiers, and pollutant control solutions. Our services address issues like mold, allergens, and poor ventilation in homes and businesses. By sealing asbestos insulation and optimizing airflow, we create healthier environments for clients in Middlesex County.
Emergency Repairs
Our team offers 24/7 emergency HVAC repairs for urgent heating and cooling failures. Whether it's a malfunctioning furnace in winter or an AC breakdown in summer, we respond promptly to restore comfort. Clients praise our rapid service and transparent pricing for emergency calls.
System Maintenance
We provide regular maintenance for HVAC systems to ensure longevity and efficiency. Services include tune-ups, filter replacements, and inspections for residential and commercial clients. Annual maintenance helps prevent breakdowns and extends the lifespan of heating and cooling equipment.
People
Bill Lohrman
Owner
Bill Lohrman leads the family-owned business, overseeing operations and client consultations. With decades of HVAC expertise, he specializes in system design and customer service. Bill ensures every project meets quality standards while maintaining the company's community-focused values.
Derek
Service Technician
Derek is a certified HVAC technician known for prompt, efficient repairs and clear communication. Clients highlight his professionalism and ability to resolve complex AC issues quickly. He plays a key role in emergency service calls and routine maintenance.
Questions
What HVAC services does Lohrman HVAC offer?
We provide residential and commercial heating, cooling, ventilation, and indoor air quality solutions, including installations, repairs, and maintenance.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for urgent heating and cooling system failures.
Which areas do you serve?
We serve Woburn, MA, and surrounding towns including Arlington, Lexington, Burlington, and Medford.
Are your technicians licensed and insured?
Yes, all our technicians are licensed, insured, and trained on the latest HVAC technologies.
Do you offer free estimates?
We provide free estimates for new HVAC installations to residential and commercial clients.
How do you ensure safety during service calls?
We follow enhanced health protocols, including sanitization and social distancing, to protect clients and technicians during the pandemic.