Homeowner Guides
Plumbing & Electrical Guides for DMV Homeowners
Straight answers from the licensed pros at Essential Plumbing and Electric. Fix small problems, spot big ones early, and know when to call.
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Gas vs. Electric Water Heaters: Pros, Cons & Which to Choose
How gas and electric water heaters compare on recovery speed, operating cost, installation, safety and maintenance, and when switching makes sense.
What Size Water Heater Do You Need? A Simple Sizing Guide
How to size a tank water heater by household and peak hot water use, what the first-hour rating means, and why gas and electric size differently.
Water Heater Anode Rods: What They Do and When to Replace Them
How the anode rod protects your tank from rust, how often to check it, the different types, and how it can fix rotten-egg smelling hot water.
How to Flush a Water Heater (and How Often You Should)
A safe, step-by-step guide to draining and flushing a tank water heater, how often to do it, and when to leave it to a pro.
Water Heater Installations in Upper Marlboro, MD: Real Jobs From Our Crew
Photos from recent gas and electric water heater installs in Upper Marlboro, our home base, and what goes into each one.
How to Tell the Age of Your Water Heater (Rheem, A.O. Smith & Bradford White)
Where to find the serial number, how the major brands encode the manufacture date, and what your heater’s age means for repair or replacement.
Why Is My Water Heater Making Noise? Popping, Rumbling, Banging & More
What each water heater sound means, from popping and rumbling to hissing, ticking and banging, and which ones need attention right away.
Electric Tankless Water Heaters: Can Your Electrical Panel Handle One?
How electric tankless water heaters work, how much electrical capacity they need, and when a whole-house unit means a panel upgrade.
Water Heater Expansion Tanks: Do You Need One in Maryland?
What a thermal expansion tank does, when plumbing code requires one, signs yours has failed, and why so many Maryland homes need one.
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