Air Conditioning
Cooling that holds through a humid DMV July — sized and installed right, not just swapped in.
- Repair, tune-ups & high-efficiency replacements
- Manual-J load sizing — no oversizing
- Trane & all-brand AC service
Complete HVAC solutions
HVAC services across the DMV
One union-trained crew for cooling, heating, air, and water — residential and commercial. Mitsubishi Diamond Contractor and Trane Comfort Specialist, licensed in MD, D.C. & VA, and backed by a workmanship guarantee.
What we do
Every system in your home or building
Pick a system to see what's involved. Not sure what you need? Call 240-899-8305 and a real technician will help you sort it out.
Heating & Furnaces
Reliable warmth through Mid-Atlantic winters, from high-efficiency gas furnaces to full system service.
- Furnace repair, maintenance & replacement
- High-efficiency, properly vented installs
- Safety & carbon-monoxide checks
Heat Pumps
All-electric heating and cooling in one system — efficient year-round comfort that pairs well with DMV rebates.
- Cold-climate & dual-fuel options
- Whole-home efficiency upgrades
- Rebate- & tax-credit-friendly equipment
Ductless / Mini-Splits
Room-by-room comfort with no ductwork — additions, finished basements, and older DMV homes.
- Mitsubishi Diamond Contractor design & install
- Extended manufacturer warranties
- Quiet, zoned, high-efficiency comfort
Boilers
Hydronic and steam heat specialists for the radiator and baseboard systems common in older DMV housing stock.
- Boiler replacement & service
- Hydronic & steam expertise
- Efficiency and safety upgrades
Indoor Air Quality
Cleaner, healthier air for pollen-heavy springs and sealed-up winters — filtration, purification, and humidity control.
- Whole-home filtration & purification
- Humidifiers & dehumidifiers
- Duct evaluation & sealing
How we work
Old-school craftsmanship, no shortcuts
The same approach on a midnight no-cool call as on a planned system replacement.
01
Honest diagnosis
A union-trained tech inspects the system and explains what's actually going on — in plain English, with options.
02
Upfront pricing
You get clear pricing before any work starts. No hidden fees, no pressure, no surprises on the invoice.
03
Done right, once
We install and repair to manufacturer spec and back it with our workmanship guarantee. Craftsmanship over shortcuts.
Who we serve
Residential & commercial
Residential
Single-family homes, townhouses, and condos across the DMV — from a no-heat emergency to a whole-home comfort upgrade.
Light Commercial
Retail, restaurants, offices, and small facilities that need dependable comfort and a contractor who shows up.
Commercial
Property managers, building owners, and new construction — rooftop units, precision cooling, and scheduled service.
Keep exploring
More from Logan Mechanical
Membership, our story, and free homeowner tools — everything around the work itself.
Comfort Club
Our maintenance membership — tune-ups, priority service, and member pricing.
Why Logan
Union-trained, manufacturer-certified, and the story behind the Logan name.
HVAC FAQs
Straight answers on costs, heat pumps, sizing, lifespan, and maintenance.
Learning Center
Free homeowner guides, tools, and an HVAC glossary — no sign-up.
You Know Our Slogan —
You Better Call Logan.
Comfort you can trust, installed right the first time. Same-day appointments and 24/7 emergency service across the DMV.