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Our Story
Our main lines of business include: Plumbing Contractors.
Redline Mechanical Services has been listed in the Blue Book since 2023.
What We Do
Commercial Experience
Project Experience - Featured Projects
Regions & Counties Serviced
- Washington D.C.
District Of Columbia All
Maryland 12
- Anne Arundel
- Baltimore
- Baltimore City
- Carroll
- Frederick
- Howard
- Montgomery
- Prince Georges
- Saint Marys
- Washington
- Wicomico
- Worcester
Virginia 9
- Alexandria (City Of)
- Arlington
- Fairfax
- Fairfax (City Of)
- Falls Church (City Of)
- Frederick
- Loudoun
- Stafford
- Winchester (City Of)
Our CSI Codes
22 01 10 - Operation and Maintenance of Plumbing Piping and Pumps
22 01 30 - Operation and Maintenance of Plumbing Equipment
22 01 40 - Operation and Maintenance of Plumbing Fixtures
22 06 10 - Schedules for Plumbing Piping and Pumps
22 06 10.13 - Plumbing Pump Schedule
22 06 30.13 - Domestic Water Heater Schedule
22 10 00.00.01 - Plumbing Piping and Pumps
22 13 19.13 - Sanitary Drains
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 50.13 - Heating Boiler Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 20 00.00.01 - HVAC Piping and Pumps
