Plumber in Johns Creek, GA

A&G Plumbing and Drain is a family-owned plumbing company based in Marietta and serving Johns Creek, GA since 2006. We handle residential plumbing for Johns Creek homeowners and property managers, repairs, replacements, and whole-home upgrades, and we’re licensed and insured in Georgia. Every job starts with an upfront price you approve before we begin.

What we fix most in Johns Creek homes

Much of Johns Creek’s housing stock went up in the late 1990s and early 2000s, including larger, established homes in communities like St. Ives, Country Club of the South, and Sugar Mill. Two decades on, the original builder-grade water heaters and supply lines in those homes are reaching the end of their service life, which is where most of the calls we take in this area come from.

Common patterns we see in Johns Creek:

• Aging water heaters in homes with high hot-water demand across multiple bathrooms. When homeowners replace a builder-grade unit, many ask about gas and electric water heaters sized for the household.
• Low or uneven water pressure, often traced to a failing pressure reducing valve (PRV) on homes now 15 to 25 years old.
• Slow or hidden leaks behind fixtures and at supply connections, a good fit for leak detection and repair, including whole-home shutoff valves for homeowners who travel.
• Original supply piping that’s due for repair or, in some cases, whole-home repiping as fixtures and finishes get updated.
• Multi-head showers and deep soaking tubs that need proper valves and drainage, work we cover under showers and bathtubs.

Plumbing services in Johns Creek

• Water Heaters (gas & electric)
• Leak Detection & Repair
• Pipes & Whole-Home Repiping
• Showers & Bathtubs
• Faucets & Sinks
• Main Water Lines

Why Johns Creek homeowners choose A&G

• Licensed and insured in Georgia, family-owned since 2006
• 4.9-star Google rating from local homeowners
• An upfront price you approve before any work begins
• A warranty on the work we do, and we honor manufacturer warranties
• Financing available, and no high-pressure sales, just straight answers

Can one water heater keep up with a 5-bathroom home?

Only if it’s sized correctly. In a large Johns Creek home where several showers and appliances may run at once, a single undersized unit can struggle. For higher-demand households we often install a high-recovery heater or a dual-tank setup, two units working together so hot water keeps up. We’ll size the system to how your home actually uses water before recommending anything.

Do you install smart leak-detection devices?

Yes. For homeowners who travel or simply want more protection, we install smart auto-shutoff valves such as Moen Flo at the home’s main water entry. If the valve senses abnormal flow, like a burst pipe or a running toilet, it can shut off the water and send an alert to your phone. It’s a practical safeguard for larger homes that may sit empty for stretches.

Why does my Johns Creek home have low water pressure?

In homes built 15 to 25 years ago, the most common cause is a failing pressure reducing valve (PRV), which regulates the municipal pressure coming into the house. A worn PRV can choke off flow or let pressure spike too high. We can test your home’s PSI and replace a faulty PRV. For more on this, see low water pressure in Atlanta homes.

To get on the schedule, call A&G Plumbing at (770) 627-4421 during business hours (Monday through Friday, 9 AM to 5 PM), we offer same-day visits, or request service online.