Pipe Leak Repair & Repiping in Dallas, TX

Pipe leak repair and repiping in Dallas covers everything from a single hidden supply line leak to full whole-house replacement of failing supply infrastructure. James Armstrong Plumbing dispatches to Dallas from our shop at 844 Dalworth Dr., Suite 10 in Mesquite, focusing on East Dallas and Southeast Dallas neighborhoods — 25 to 40 minutes to most addresses during business hours. 

Same-Day Service — Call Before Noon • Most calls are answered within 15 minutes

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Licensed Master Plumber

License #M39428

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The “Armstrong Clean Promise".

We leave your home cleaner than we found it, or we pay for the cleaning. No mess, no stress — that's our guarantee.

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Special Offers

Save BIG With James Armstrong Plumbing

$100Off

Any Mainline Cleaning
Includes camera inspection. Main line or any household drain.
*Offer ends when monthly slots are filled

$500Off

Any Sewer Line
Replacement Excavation
Full trenchless or traditional excavation.
*Offer ends when monthly slots are filled

Mention your coupon when you call or we’ll apply it automatically  from your quote request.

Coupons can’t be combined. One per household per service visit

Our Services

Comprehensive Plumbing Solutions
for Homes & Businesses

At James Armstrong Plumbing, we handle every aspect of your plumbing
system — from quick fixes to complex installations.
Most Requested
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Plumbing Repairs and Installation

Faucet, sink, valve, and fixture repair and installation in Dallas homes. Angle stops, PRVs, garbage disposals, and hose bibs.

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Water Heater Services

Tank and tankless water heater repair, replacement, and installation in Dallas. Sediment flushing, anode rod service, tankless descaling.

Most Requested
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Drain Cleaning Services

Kitchen, bathroom, and main line drain clog removal in Dallas. Mechanical cabling standard, hydro jetting when needed.

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Sewer Line Plumbing

Our team handles sewer line plumbing in the DFW , with careful inspection and precise repairs. We keep wastewater moving safely away from your home.

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Emergency Plumbing

After-hours, weekend, and holiday emergency plumbing response for East Dallas homes. Burst pipes, active leaks, sewer backups.

Emergency Service

Emergency Service — Available 24/7

Burst pipe? Major leak? Don’t wait. Our emergency team serves the entire DFW area around the clock.

Technician available now

Proudly partnered with leading brands

James Armstrong Plumbing licensed technicians team in Mesquite, TX

Meet James Armstrong

Meet the Master Plumber Serving Dallas: James Armstrong

James Armstrong started in plumbing in Mesquite, TX in 1995 as an apprentice, then as a Journeyman, and since the early 2000s as a Texas Master Plumber (License M-39428). He runs James Armstrong Plumbing from our shop at 844 Dalworth Dr., Suite 10 in Mesquite. Same shop, same address, since 1995.

“The Dallas repipe calls where the customer got burned are almost always the ones where somebody quoted whole-house on a home that needed one bathroom loop, or somebody quoted spot repair on a home that had failed pipe in five different places. Honest scope requires actually looking at the plumbing. In a 1935 Lakewood pier-and-beam, that means crawling underneath. In a 1970s Casa View slab, it means pressure testing to isolate the leak. The quote after real evaluation is the number the customer can trust.”

James Armstrong, Master Plumber  •  Texas License M-39428  •  Founder, James Armstrong Plumbing

James Armstrong Plumbing is BBB A+ accredited since 2018 and a Mesquite Chamber of Commerce member. Family-owned, operating from the same Mesquite shop since 1995.

Why Choose Us

Why Dallas Homeowners Choose James Armstrong

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Master Plumber Oversees Every Repipe

Owner James Armstrong (Texas Master Plumber License M-39428) personally oversees every Dallas repipe job. Crew dispatched from our Mesquite shop, 25 to 40 minutes to most East Dallas addresses during business hours. No subcontractors on repipe scope.

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Honest Scope Recommendation

Not every leak needs a whole-house repipe. Not every 1955 Lakewood home needs immediate repipe. On-site evaluation drives honest scope. Repair when repair fits, section repipe when it fits, whole-house when the systemic issue is beyond spot repair.

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Familiar with East Dallas Housing Stock

30+ years of galvanized replacement in Old East Dallas and Munger Place, copper slab leak repair across Casa Linda and Casa View, and pier-and-beam supply line work throughout Lakewood and Junius Heights. Both eras of construction and their respective failure patterns are familiar territory.

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PEX or Copper, Based on What Fits Your Home

Floor protection, shoe covers, and a meticulous cleanup on every job. If your home isn’t cleaner than we found it, we pay for the cleaning.

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5-Star Rated by Homeowners Like You

Local families choose us for reliable plumbing and friendly service. Your comfort, safety, and satisfaction are the reasons we do what we do.

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Flat-Rate Quoted After Real Evaluation

Written flat-rate quote after actual on-site evaluation of your plumbing. No sight-unseen repipe quotes. Scope options presented in writing when multiple paths are viable so you can plan.

Emergency Calls Accepted After Hours & Weekends as well.

Plumbing Emergency? We Take After-Hours & Weekend Emergency Calls. (214) 918-6109 • $199 emergency dispatch fee • Most calls responded to same day.
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Our Process

What to Expect
 
When You Call

From your first call to our follow-up check-in —
here’s exactly how we take care of you.
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01
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Call or Book Online

Speak with a real person, not a call center. We schedule at your convenience.

02
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Same-Day Inspection

A licensed plumber evaluates your issue on-site. No guesswork.

03
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Upfront Quote

You approve the price before work begins. The number you see is final.

04
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Clean, Expert Work

Armstrong Clean Promise — we leave your home better than we found it.

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Follow-Up Guarantee

We check in within 24 hours and follow up to ensure everything holds.

Free estimate · No obligation · Real person answers

Customer Reviews

What Our Customers Say

4.8
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Service Areas

Serving Communities Across
Dallas-Fort Worth

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FAQ

Frequently Asked Questions

Have questions? We’ve got answers. Can’t find what you’re looking for? Give us a call anytime.

Our friendly team is available 24/7 to help you.

Standard 3-bed/2-bath residential whole-house repipes in Dallas run $4,500 to $10,500 for PEX and $8,500 to $18,000 for copper. Actual cost depends on home size, number of fixtures, access (pier-and-beam vs slab), existing material, and whether drywall repair is included in the quote or coordinated separately. Historic Dallas homes with plaster walls or crawl-space-only access can push toward the higher end. On-site evaluation gives an accurate quote for your specific home. The number on the quote is the number on the invoice.

PEX whole-house repipes typically take 3 to 5 days from start to system pressurization. Copper whole-house repipes typically take 5 to 8 days. Historic homes with plaster walls, difficult attic access, or unusual layouts can extend either timeline. Water is shut off during specific portions of the work with coordinated shutoff windows so household disruption is minimized. Timeline included in the written quote before work begins.

Repair if the leak is isolated to a single point and the rest of the plumbing system shows sound condition on inspection. Section repipe if the affected run has multiple issues but the rest of the home is viable. Whole-house repipe if multiple leaks in different areas confirm systemic material failure, if the home has original 60+ year old galvanized supply, or if water quality and pressure issues affect the whole home. On-site evaluation drives the honest recommendation for your specific situation.

Both materials offer 50+ year service life under Dallas Water Utilities conditions. PEX costs less to install, handles freeze conditions better, and requires less wall access — often the right choice for historic East Dallas neighborhoods where plaster wall preservation matters. Copper has a longer proven track record and better appearance on exposed runs. Choice depends on access, budget, and homeowner preference. We recommend based on what fits your specific home, not what is cheapest for us to install.

Not usually. Water is shut off during specific portions of the work with coordinated windows planned around household needs. Overnight water availability is maintained on most jobs. For homes with elderly residents, medical requirements, or other constraints, we can coordinate hotel arrangements or extended shutoff planning. Discussed and planned before work begins.

Age is the strongest indicator. Homes built between 1920 and 1960 in East Dallas were commonly built with galvanized supply. Old East Dallas, Lakewood, Junius Heights, Munger Place, Hollywood/Santa Monica, and much of the M Streets have significant original galvanized stock. Visual inspection at exposed points (water heater connections, under sinks, in crawl spaces) shows the material. Galvanized is gray, threaded at joints, and often shows exterior rust or scale after decades of service. Copper is reddish-brown with soldered joints. PEX is flexible plastic tubing, usually red for hot and blue for cold. On-site inspection confirms material throughout the home.

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Comparison

PEX vs Copper Repiping — Which One Fits Your Dallas Home?

Both options quoted flat-rate after on-site evaluation. We evaluate access, existing infrastructure, and homeowner preference before recommending material and scope.

FactorPEX RepipingCopper Repiping
Best forWhole-house repipes with wall and ceiling access, homes prioritizing lower install cost, freeze-resistant supplyHomes preferring traditional materials, exposed runs where appearance matters, homes with existing copper transitions
Material propertiesFlexible cross-linked polyethylene tubing, expands under freeze without splitting, minimal fittingsRigid Type L copper, longer track record in Dallas installations, requires soldered or press fittings
Typical Dallas install cost$4,500 to $10,500 for whole-house repipe on standard 3-bed/2-bath homes$8,500 to $18,000 for whole-house repipe on standard 3-bed/2-bath homes
Install time3 to 5 days typical for whole-house5 to 8 days typical for whole-house
Lifespan50+ years under Dallas Water Utilities conditions50+ years under Dallas Water Utilities conditions
Freeze resistanceHigh, flexible expansion under freeze conditions reduces burst riskModerate, copper splits under freeze pressure
Wall access requiredMinimal, flexible routing through existing wall cavitiesModerate to significant, rigid runs require more wall opening
Historic home considerationsPreferred for Old East Dallas and Lakewood historic homes where preserving original plaster walls mattersSometimes required by historic district guidelines or homeowner preference for visible runs
Our recommendationRight choice for most standard Dallas residential repipes, especially where install cost, freeze resistance, or historic wall preservation matterRight choice when traditional material preference, exposed run appearance, or historic guidelines drive the decision