About Shamrock HVAC Services
Shamrock HVAC Services has kept its Dayton business in one family since 1965, handling installation, repair and maintenance for homes and commercial properties in Howard County and surrounding counties, the District of Columbia and Northern Virginia. Heating work covers furnace installation and repair, boilers and heat pumps, alongside AC installation and repair, humidifiers, air cleaners and thermostats. Preventive maintenance contracts are customized to each building, emergency teams are on staff, and a $90 heating and cooling check is advertised. Humidifier services, indoor air quality, thermostats, HVAC inspections and construction services are also listed. Commercial clients get a maintenance program customized to the facility and budget. The phone number is 301-854-3495. Rated 4.6 from nine Google reviews, eight of them five stars.
Services and details
Furnaces and boilers
YesEmergency service
YesMaintenance plans
Yes
No information yet on installs heat pumps, load calculation (Manual J), energy audit or air sealing, ductwork, ductless mini-splits, geothermal, cold-climate heat pumps, dual-fuel or hybrid systems, rebate and EmPOWER help, financing, nATE-certified technicians, states license and insurance. The website did not say; call and ask.
Contact
- (301) 854-3495
- 3932A Ten Oaks Rd # F, Dayton, MD 21036
- Website
- View on Google Maps
Listing compiled from public sources on 2026-10-18. Report a correction or request removal. Back to heat pump installers in Columbia.