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Leonardtown
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Northeastern Supply
Leonardtown, MD
 PLUMBING  HVAC  WATER SYSTEMS Hours:
Monday - Friday 6:30 AM to 4:30 PM |
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Products
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Plumbing
- Faucets
- Fixtures
- Toilets, Urinals & Parts
- Water Heaters
- Garbage Disposals
- Pumps
- Backflow Preventers
- Plumbing Accessories
- Bath & Shower Drains
- Water Treatment & Filtration
- Commercial Drainage
- Flush Valves & Parts
- Kitchen & Bath Accessories
- Mirrors & Medicine Cabinets
- Pressure Reducing Valves
- Septic
- Shower Doors
- Sink Strainers
- Stops & Supplies
- Temperature & Pressure Gauges
- Tub & Shower
- Tubular
- Venting
- Water Coolers & Fountains
- Water Hammer Arrestors
- Water Meters & Accessories
- Hydrants
- Grease Interceptors
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Heating & Cooling
- New Complete HVAC Systems
- HVAC Equipment
- Ductless/Ducted Mini Split Systems & Accessories
- Boilers
- Indoor Air Quality
- Thermostats
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HVAC Parts & Accessories
- Adhesives
- Air Filters
- American Standard OEM Parts
- Capacitors
- Chemicals & Solutions
- Condensate Pumps
- Condenser Pads
- Contactors
- Disconnects
- Fan & Limit Controls
- Filter Driers
- Heat Pump Risers
- Heat Strips
- Heater Accessories
- Heating Cables
- Install Parts
- Line Set Insulation
- Line Sets
- Meters
- Motors
- Oil Filters & Cartridges
- Oil Tanks
- Refrigerant
- Relays
- Transformers
- Wall Brackets
- Whips
- Zone Dampers & Controls
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Hydronic & Steam Accessories
- Air Elimination
- Aquastats & Wells
- Boiler Controls
- Circulator Flanges
- Circulators
- Expansion Tanks
- Fill Valves
- Flow Switches
- Low Water Cut-Offs
- Mixing Valves
- Pressure Relief Valves
- Switching Relays
- Temperature & Pressure Gauges
- Thermocouples
- Thermostatic Valves
- Water Feeders
- Zone Headers & Manifolds
- Zone Valves
- Ducting & Venting
- Baseboard & Accessories
- Unit Heaters
- Kickspace
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PVF Pipes Valves Fittings
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Fittings
- Brass Fittings
- Carbon Steel Fittings
- Cast Iron Fittings
- Copper Fittings
- Copper Press Fittings
- CPVC Fittings
- CSST Fittings
- Dielectric Fittings
- Electrical Conduit Fittings
- Flexible Rubber Fittings
- Galvanized Fittings
- Grooved Fittings
- Hose Fittings
- Insert Fittings
- Malleable Fittings
- No Hub & SV Fittings
- Pex Fittings
- Plastic Fittings
- Push Fittings
- PVC DWV Fittings
- PVC Pressure Fittings
- S&D Fittings
- SDR35 Fittings
- Stainless Steel Fittings
- Weld Fittings
- Flange Gaskets
- Hangers
- Pipe
- Pipe Insulation
- Valves
-
Fittings
- Tools & Safety Supplies
- Clearance
-
Plumbing
- Brands
- My Account
- Services
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Resources
- Resources
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Northeastern News
- Northeastern News
- Spring Plumbing Maintenance Products
- Cause and Effect Water Remedy Guide
- NE Opens in Lorton, VA
- NE Acquires Shank Wholesalers
- NOTICE: Now OPEN on Saturdays!
- Helping Up Mission Distributes Food During COVID-19
- Northeastern Supply Logo Displayed on Dale Earnhardt Jr. iRacing Car
- NE is Sad to Announce the Passing of John H. Cook III
- Ways to Cut Your Summer Cooling Costs
- Coronavirus (COVID-19) Update
- Northeastern Supply Celebrates 75th Anniversary
- Chestertown Location Grand Opening
- NE Widens Its Footprint
- Northeastern Announces Addition of Diablo Blades
- Long-Time JRM Partner Northeastern Supply to Serve as Primary Sponsor of Justin Allgaier and the No. 7 Chevrolet at Dover
- New Friedrich PTAC Products Now Available at Northeastern Supply
- Support
- How to PDFs & Video
- Promotions
- Exposure Magazine
- About Us
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Locations
- Locations
- Maryland Locations
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Delaware Locations
- Delaware Locations
- Dover
- Georgetown
- Middletown
- Newport/Wilmington
- Seaford
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Pennsylvania Locations
- Pennsylvania Locations
- Hanover
- Carlisle
- York
- Kennett Square
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Virginia Locations
- Virginia Locations
- Alexandria
- Dulles
- Front Royal
- Manassas
- Winchester
- Lorton
- Harrisonburg
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West Virginia Locations
- West Virginia Locations
- Martinsburg
- Contractor Only Deals