Reliable Heating Services in Glenville, PA, and Surrounding Areas

When the temperatures drop, you need a heating system you can count on—and a company you can trust to keep it running. At Dean’s Heating & Air Conditioning in Glenville, PA, we provide expert heating installation, repair, and maintenance services throughout South Central Pensylvania, Carroll and Baltimore Counties in Maryland. Whether your furnace is failing, your heat pump is acting up, or you need a custom heating solution, we’re here to help with honest, hands-on service.


Call or text (443) 883-1363 today to schedule a heating service with a licensed technician who puts your comfort first.

Professional Heating Services for Homes and Businesses

Our heating services are designed to deliver comfort, efficiency, and reliability—whether you’re heating a home, office, rental, or light commercial space. We take the time to evaluate your system, your needs, and your space to provide tailored heating solutions that perform all season long.



As a small, owner-operated company, you’ll always work directly with Mike Dean, a Master Licensed HVAC Technician with over 30 years of experience. There are no sales teams or subcontractors—just expert service from someone who cares about getting it right.

Comprehensive Residential & Commercial Heating Solutions

We offer comprehensive heating services for both residential and light commercial properties, including:

Heating System Installation and Replacement

Furnace Repair and Tune-Ups

Heat Pump Service

Custom Ductwork and Airflow Solutions

Electric and Gas Heating Systems

Preventive Maintenance

Emergency Heating Repairs by Appointment

From diagnosing strange noises to upgrading outdated systems, we’ve got the skills and experience to keep your home or business warm when it matters most.

Heating Installation Services

Installing a new heating system is a big investment—and it needs to be done right. We handle every installation with precision and care, ensuring your new equipment is properly sized, safely installed, and set up for long-term efficiency.

We offer:

  • System Replacements for Old or Failing Equipment
  • New System Installations for Remodels and Additions
  • Equipment Selection Based on Your Comfort Goals and Budget
  • Custom Ductwork to Improve Airflow and Performance

Every installation is completed by Mike Dean, ensuring quality control from start to finish.

Heating Repairs Done Right

Is your heat not working? Smelling something strange? Noticing higher utility bills? We offer fast, reliable heating repair services for all major brands. We’ll troubleshoot the issue, explain your options, and fix the problem with no upsell or guesswork.

Common heating repairs we handle include

  • Ignition or Pilot Light Issues
  • No Heat or Low Airflow
  • Unusual Smells or Noises
  • Frequent Cycling
  • Faulty Thermostats
  • Dirty or Damaged Components

We also offer emergency heating services by appointment, so you’re never left out in the cold.

Preventive Maintenance for Long-Term Comfort

Preventive maintenance is one of the best ways to avoid breakdowns and extend the life of your heating system. Our seasonal tune-ups include a full inspection, safety checks, cleaning, and performance optimization.

Maintenance benefits include:

  • Improved Efficiency
  • Lower Energy Costs
  • Extended Equipment Life
  • Fewer Unexpected Repairs
  • Better Indoor Air Quality

Ask about our maintenance plan options to keep your system running strong year after year.

Brands We Trust

For new installations, we recommend trusted, energy-efficient brands like:

We also service all major heating brands, including:

  • Carrier
  • Trane
  • Rheem
  • Lennox
  • Bryant
  • York
  • Ruud
  • Bosch
  • and More

Stay Warm With Dean’s Heating & Air Conditioning

Don’t wait for the cold to catch you off guard. Whether you need a quick fix, a full installation, or honest advice about your heating system, Dean’s Heating & Air Conditioning is here to help. Call or text (443) 883-1363 now to book your heating service in Glenville, PA, or request a quote. We look forward to keeping you comfortable, safe, and warm.