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HVAC Contractor in Germantown, MD

Nero's Heating & Air repairs, maintains, and replaces heat pumps, furnaces, air conditioners, ductless mini-splits, and water heaters throughout Germantown. Our technicians handle everything from complete system breakdowns to equipment that still runs but no longer heats or cools the home properly.

That work takes us across Germantown every week, from Churchill, Waters Landing, and Gunners Lake to Kingsview, Father Hurley Boulevard, and the streets around Liberty Mill Road. Wherever you are in town, we can come out, find the problem, and get you a clear answer on what the system needs.

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  • HVAC R 47671
  • Master HVAC & EPA 608
  • BBB Accredited A+
  • Insured

Our HVAC Services in Germantown

A technician checking an open furnace in a basement

Heating Services

We work on furnaces, boilers, and radiators throughout Germantown. Calls range from no heat at all to systems that cut out early, struggle to keep up, or leave parts of the house colder than others. We test what is happening first, then explain whether the system needs repair, service, or replacement.

Why Germantown Homeowners Choose Us as Their HVAC Contractor

  • Diagnosis Before Any HVAC Replacement Quote
  • $75 Diagnostic, Waived on Repair
  • Free Estimates on New HVAC Systems
  • Maryland HVAC/R License HVAC R 47671
  • Master HVAC License and EPA 608 Certification
  • BBB Accredited With A+ Rating
  • One-Year Labor Warranty on HVAC Installations
  • 30-Day Labor Warranty on HVAC Repairs
  • Emergency AC and Furnace Repair
  • Six-Month Follow-Up on Every Job

Germantown HVAC Work Can Involve the County and Your Association

Replacing an HVAC system in Germantown requires a mechanical permit from Montgomery County. The inspection path then depends on the equipment. Gas-fired systems can also involve WSSC Water, while an all-electric heat pump stays with the county.

We handle the permit, submit the required equipment information and carry the job through inspection.

If you live in an HOA or condo community, there may be a second approval to think about. Outdoor units, line-set routing or visible exterior changes can fall under association rules, so we bring that up before the installation date is locked in.

A technician going over a written price with two homeowners at their kitchen table
A technician going through the written estimate with a homeowner at her kitchen table

Paying for a Heat Pump or Furnace Replacement in Germantown

Rebates

Pepco serves Germantown and offers qualifying HVAC incentives through Maryland energy-efficiency programs. Depending on the current program, eligible equipment can include heat pumps, ductless mini-splits and central air conditioners.

What matters is the system you are choosing and whether it meets the current requirements. We check that during the estimate, so you know whether a rebate may apply before anything is ordered.

See current Maryland HVAC rebates

Financing

We offer financing for HVAC replacement if you would rather spread the cost over time. You still see the full written project price first, then you can compare it with the available payment options before deciding how you want to pay.

See ways to pay for a new system

Questions Germantown Homeowners Ask

Typically, it goes on the rear yard or a side strip. Attached houses are 41 percent of the stock here, the largest single category, so clearance and the line run are set by the lot.

Not automatically. Nearly six in ten homes here went up in the 1980s and 1990s, so the ducts are often original, and whether they suit new equipment gets checked rather than assumed.

Largely when they were built. Census figures put electricity at 56 percent of occupied homes against 40 percent on utility gas, so a heat pump is the normal system here.

Usually, the landlord or a managing agent. Montgomery County requires a rental housing license and sets a minimum of 68 degrees, so heat is an obligation with a number attached.

Low outdoor temperature, or a fault. Backup resistance strips draw far more power than the compressor, so a thermostat calling for them in mild conditions is worth investigating.

Heat Pump or Furnace Trouble in Germantown?

Whether it is the heat pump that has stopped carrying the house, a furnace that will not stay lit, or a water heater running cold, tell us what the system is doing. Our technicians will figure out what needs attention and what it would take to put right.

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