Schedule Service Call (443) 888-0823
Westminster, MD. Serving Carroll County & Beyond
(443) 888-0823
E&A Mechanical technician brazing a copper line set at an indoor coil on a Carroll County heating system
5.0 RATING

Complete HVAC Services in Westminster, MD

Repairs, installations, and maintenance you can actually understand.

Schedule Service Call (443) 888-0823
Master License Holder
Mike Patterson, MD HVAC #59288
Homes & Businesses
Residential and commercial systems
Open Mon to Fri
7 AM to 3:30 PM, closed weekends
No Surprises
Clear communication, quality work

What We Do

Heating and Cooling, Start to Finish

E&A Mechanical is a family owned heating and air conditioning company in Westminster, Maryland. We repair, install and maintain residential and commercial properties. We cover Carroll County plus Baltimore, Howard and Frederick counties and Southern Pennsylvania.

Below is the full list, grouped the way E&A groups it. Every group links to a detailed page. Call (443) 888-0823 and we will point you at the right one.

E&A technician crouched beside an older outdoor condenser at a stone wall with a red tool case open on the ground

Repair Services

Diagnostics and repairs for A/C, heat pumps, furnaces, boilers, and related components.

  • Comprehensive system diagnosis
  • Parts replacement and component repairs
  • System testing and performance verification
  • Emergency and same-day service when capacity allows

More about this

Furnace with the front panel removed showing the burner compartment and wiring, an orange bucket on the basement floor

Heating Services / Furnace Repair

Furnace repair, boiler troubleshooting, and heating system services.

  • Furnace diagnosis and repair
  • Boiler troubleshooting and maintenance
  • Heating system tune-ups
  • Thermostat and control system service

More about this

E&A technician kneeling at a Rheem condensing unit tucked between hostas and yellow siding, gauges set on top of the unit

Air Conditioning Services

A/C and heat pump repair and service, seasonal tune-ups and system checks.

  • Air conditioning repair and diagnostics
  • Heat pump service and repair
  • Seasonal tune-ups and maintenance
  • Refrigerant and system checks

More about this

Basement boiler and indirect water tank joined by copper manifold piping and circulator pumps

Boiler & Heating Equipment Supply

Supply and installation coordination for boilers and heating equipment.

  • Equipment selection assistance
  • Supply coordination
  • Installation planning
  • Equipment staging and delivery

More about this

Newly installed Rheem furnace with fresh sheet metal plenum and flue pipe in a basement

Full System Replacements & Installations

System replacement and installation projects with careful planning and homeowner communication.

  • Complete system replacement
  • New system installation
  • Project planning and coordination
  • Post-installation walkthrough and training

More about this

Schedule Service Call (443) 888-0823

Just Ask

Not Sure Which One You Need?

Describe what the system is doing and we will tell you which service it is. No charge for the conversation, and no pressure after it. Call (443) 888-0823 or send the form.

Call (443) 888-0823 See Our Reviews
Request Service

Tell us what is going on. Rachael will get you scheduled.

Preferred Contact Method

We use your contact information only to respond to your request. By submitting this form and signing up for texts, you consent to receive text messages from E&A Mechanical at the number provided. That includes messages sent by the auto dialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP to (443) 888-0823. You can also click the unsubscribe link where available. No further messages will be sent. Reply HELP for help. See Privacy Policy & Terms.

Service Pages

Pick the One That Matches Your Problem

AC RepairStraight answers and clean work when your cooling quits in a Maryland heat wave. AC InstallationReplace it once, sized right, and tested before we leave. Heat Pump RepairOne system does your heating and cooling. When it fails, you need it fixed right. Heat Pump InstallationHeating and cooling from one efficient system, sized, set, and tested by our own crew. Furnace RepairNo heat in a Maryland January gets the earliest slot we have. Furnace InstallationA clean, correct install is the difference between 10 quiet winters and 10 loud ones. Boiler ServicesRadiator and baseboard heat done right. Fewer and fewer companies still carry that specialty. HVAC Installation & ReplacementFrom the old system out to the final walkthrough, one crew, start to finish. HVAC Maintenance & Tune-UpsThe systems that die on the worst week of the year are the ones nobody looked at. Emergency & Same-Day ServiceWhen the system quits, urgent calls go to the front of the schedule. Commercial HVACRooftop units, crane sets, and the maintenance that keeps your building open.
Schedule Service Call (443) 888-0823

Testimonials

What Your Neighbors Are Saying About Us

“I loved my service from E & A Mechanical! Professional. Quick and responsive timing. Competitive pricing. Friendly technician. Will use for every service in the future. Thank you for making this process easy.”

Eric Westervelt
Google Review · one of 431+ Google reviews
Read More Reviews Leave Us a Review

Ready to Book a Service?

Call (443) 888-0823 or schedule online. Written estimate before the work starts, every time.

Call (443) 888-0823 Schedule Service

FAQ

Frequently Asked Questions

Repairs and diagnostics for air conditioners, heat pumps, furnaces and boilers. Heating and furnace service. Air conditioning service and seasonal tune-ups. Boiler and heating equipment supply. Full system replacements and new installations. There is a page for each one, and a call to (443) 888-0823 covers the rest.
Yes. E&A Mechanical serves residential and commercial properties. Commercial work covers rooftop units and crane sets. It also covers seasonal maintenance that keeps local businesses open.
Yes. A technician inspects the system and explains what they found. You get a written estimate. You decide from there. That is what no surprises means here.
Yes. We repair and service all major brands, including oil furnaces and boilers, no matter who put the system in.
Same-day and next-day service is available when capacity allows. Our office is open Monday through Friday, 7 AM to 3:30 PM. Call (443) 888-0823 and tell us what the system is doing.

Service Areas

Areas We Serve

Based in Westminster. We cover all of Carroll County, and the neighboring stretches of Baltimore, Howard and Frederick counties, including Reisterstown just over the county line.

Westminster
Cooling• Heating• Installs
Eldersburg
Cooling• Heating• Installs
Sykesville
Cooling• Heating• Installs
Hampstead
Cooling• Heating• Installs
Manchester
Cooling• Heating• Installs
Taneytown
Cooling• Heating• Installs
Mount Airy
Cooling• Heating• Installs
Finksburg
Cooling• Heating• Installs
New Windsor
Cooling• Heating• Installs
Reisterstown
Cooling• Heating• Installs

Get in Touch

Request Service

Call (443) 888-0823 for anything urgent. Otherwise send this and we will call you back to confirm and schedule.

Preferred Contact Method

We use your contact information only to respond to your request. By submitting this form and signing up for texts, you consent to receive text messages from E&A Mechanical at the number provided. That includes messages sent by the auto dialer. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency varies. Unsubscribe at any time by replying STOP to (443) 888-0823. You can also click the unsubscribe link where available. No further messages will be sent. Reply HELP for help. See Privacy Policy & Terms.

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