Plumbing
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Emergency Plumbing
24 hour emergency plumber service.
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Gas Lines
Natural gas line installation, repair and replacement.
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Leak Detection
Leak detection and slab leak repair.
Montgomery County
Plumber in Potomac, MD
Potomac is a short run from the Gaithersburg shop and one of the areas Mallick has worked longest.
4.9 from 2,979 Google reviews
30+ Years 30+ Years Serving Maryland
24/7 Service 24/7 Emergency Service
WSSC Licensed WSSC Licensed & Insured
Locally Owned Locally Owned and Operated
Plumbing in Potomac
Trusted Plumbing Service In Potomac
The homes here tend to be large, and large homes have plumbing that behaves differently: long supply runs that wait ages for hot water, multiple heaters or recirculation loops, high fixture counts and finished space below grade that a failed sump pump can ruin. Sizing, balancing and protecting those systems is a different job from a standard service call — and it is one this crew does every week.
Water and sewer are WSSC, so any permitted work follows the WSSC process, which we handle as part of the job.
Big houses raise the stakes on ordinary failures. A burst supply line feeds more finished space, a dead recirculation pump means long waits for hot water across long runs, and an unserviced pair of water heaters tends to fail in the same season it was installed in.
Potomac is a short run from the Gaithersburg shop, dispatch is 24/7, and the work carries written warranties — one year on installations, 30 days on repairs — whatever the size of the system.
- Water & sewer in Potomac
- WSSC Water bills water and sewer for this address. Source: WSSC Water service area
- Permits in Potomac
- WSSC Water issues the plumbing and gasfitting permit and performs the inspection. Mallick pulls the permit as part of the job. Source: WSSC Water — permits and inspections guidance
Need a plumber in Potomac today?
24/7 emergency dispatch · Licensed & insured · Warranties in writing
What We Do Here
Our Services In Potomac, MD
Drain & Sewer
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Drain Cleaning
Drain cleaning.
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Sewer Lines
Sewer line repair and sewer main replacement.
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Hydro Jetting
Hydro jetting.
Water Heaters
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Tank
Repair, replacement and installation for gas, electric and high-efficiency tank water heaters.
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Tankless
Tankless water heater installation, repair, replacement and maintenance.
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Heat Pump (Hybrid)
Heat-pump and hybrid water-heater installation, replacement, repair and maintenance.
Water Quality
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Water Softeners
Water softener installation, repair and servicing.
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Filtration Systems
Whole-house water filtration systems.
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Water Testing
In-home water analysis for well and municipal water.
Commercial Plumbing
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Commercial Water Heaters
Commercial water heater installation, repair, maintenance and replacement.
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Drain Cleaning
Commercial drain cleaning.
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Backflow Prevention
Commercial backflow prevention.
From The Dispatch Log
What We Get Called For In Potomac
Hot Water Recirculation
Long supply runs wait ages for hot water without a working loop. We repair, balance and modernize recirculation systems sized to the house.
Water heater and hot water serviceFinished-Basement Protection
Sump pumps guarding home theaters and gyms get no second chances. Repair, replacement and battery backup — tested before we leave.
Sump pump serviceMulti-Bath Repipes
High fixture counts multiply old-pipe problems. When a repipe is due, we plan it around the household and do it once.
Repiping and pipe replacementWhy Here
Why Potomac Homeowners Call Mallick
Close By
Potomac is about 10 miles from our Gaithersburg office, and emergency dispatch runs 24 hours a day, every day.
Large-Home Systems
Long supply runs, recirculation loops, multiple heaters and finished basements — Potomac's systems get serviced to the house, not to a standard floor plan.
Permits Handled
WSSC Water issues the plumbing and gasfitting permit and performs the inspection. Mallick pulls the permit as part of the job.
Warrantied In Writing
One year on installations, 30 days on repairs — in writing, backed by the same crew that did the work.
“Eric and Nick did a wonderful job.”
Very thorough and provided detailed explanation of what was needed to get our garbage disposal up and running.
4.9
from 2,979
Google reviews
Dispatch Desk
Schedule Service In Potomac
Send the form and the office calls you back to book a time — or call now and a real person answers, day or night. Emergency work in Potomac carries the same warranties as booked work.
- years in Maryland
- 30+ years in Maryland
- licensed & insured
- WSSC licensed & insured
- emergency dispatch
- 24/7 emergency dispatch
Schedule Service in Potomac
Tell us what you need — we’ll be in touch fast.
Questions
Plumbing Questions From Potomac
Who issues plumbing permits in Potomac?
WSSC Water issues the permit and performs the inspection for Potomac addresses. We pull it as part of the job.
How quickly can you get to Potomac?
Yes — Potomac is a short run from the Gaithersburg shop, and emergency calls are dispatched around the clock.
Does a bigger house change the plumbing work?
Larger homes multiply everything: more bathrooms, longer supply runs, recirculation loops, multiple water heaters, irrigation and pool feeds. Sizing and diagnosing those systems is routine work here — and the fix is engineered to the house, not to a standard floor plan.
24/7 emergency service in Potomac, MD
Someone answers, day or night.
Licensed and insured in Montgomery County · Maryland license MD 19572