🎖️ Military & First Responder Discount — 10% Off  |  Call or Text Brian: (314) 620-4809
Jefferson County · Arnold, MO 63010

Plumber in Arnold, MO

Arnold homeowners trust Posey Family Plumbing for quality plumbing done right the first time by a licensed master plumber. Five-star rated. Owner answers every call.

📞 Call or Text (314) 620-4809
⭐ 5.0-star Google rating from 143 local customers
📞 Owner Answers Every Call
🏠 Family-Owned & Operated
🎖️ Military & First Responder Discount

Common Plumbing Issues in Arnold, MO

Every community has its own plumbing challenges. Here's what we see most often in Arnold and what to watch for in your home.

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Meramec-Mississippi Confluence Water Hardness

Arnold sits right where the Meramec and Mississippi rivers meet, and the regional water supply carries the mineral hardness common to both watersheds.

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1970s–90s Subdivision Plumbing Age

Arnold wasn't incorporated until 1972, so most homes are ranch-style builds from the '70s through '90s — meaning original water heaters, supply lines, and fixtures are now well past typical lifespan.

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Tree Root Intrusion in Established Subdivisions

Arnold's mature subdivisions built decades ago have well-established trees whose roots frequently intrude on sewer laterals.

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River-Adjacent Drainage

Homes near the Meramec-Mississippi confluence benefit from reliable sump pump and backflow prevention service.

Plumbing Services in Arnold, MO

From a leaky faucet to a full water heater replacement — every job handled with the same care and attention to detail.

Water Heater Repair & Replacement — Whether it's a failing gas or electric unit or a full replacement, we size, install, and warranty every water heater we put in a Arnold home. See our water heater repair & replacement page for pricing, timelines, and what's involved.

Drain Cleaning — Slow drains, clogged tubs, and backed-up main lines are common calls throughout Arnold. Details on our drain cleaning page.

Water Treatment — Hard water affects plumbing throughout Jefferson County. We install and service water softeners and purification systems to protect pipes, fixtures, and appliances in Arnold homes. See our water treatment page.

Water Pressure & PRVs — Too much or too little pressure both cause problems over time. We test, adjust, and replace pressure-reducing valves throughout Arnold. More on our water pressure & PRV page.

Toilets, Fixtures & General Plumbing Repairs — Running toilets, leaky faucets, and everyday repairs round out most Arnold service calls, plus fixture installs and general plumbing repairs throughout the home.

🚿 Drain Cleaning 🔥 Water Heater Install & Repair 💧 Water Softener & Purification 🚰 Water Pressure & PRV 🔧 Fixture Install & Repair 🛡️ Winterizing & Protection 🔩 Pipe Install & Repair 🔍 Leak Detection & Repair 🧪 Free Water Testing 🔎 $295 Inspection + Sewer Camera

See full service details →

The Posey Difference

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Owner Answers Every Call

When you call Posey Family Plumbing you get Brian — the owner and master plumber. Not a dispatcher, not a receptionist. The person doing the work picks up the phone.

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Flat Job-Based Pricing

We charge by the job, not the hour. We tell you the price upfront before we start. Whether it takes 15 minutes or 4 hours, your cost is the same as quoted.

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One-Year Warranty

We stand behind our work with a one-year warranty on all labor. If something we did isn't right, we come back and make it right — no hassle.

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Military & First Responder Discount

We offer 10% off to all active and veteran military and first responders serving Arnold and Jefferson County. A small thank you for your service.

Need a Plumber in Arnold?

Call or text Brian directly — no forms, no waiting, no runaround.

📞 (314) 620-4809

Or text that number · Brian@poseyfamilyplumbing.com

📞 Call or Text Brian — (314) 620-4809