Lake Dunlap Plumbing company — TX
Our licensed Lake Dunlap plumbers repair, install, and replace plumbing systems across Guadalupe County, with every quote flat-rate and in writing — and a 10-year workmanship guarantee behind the work. Set in Texas's humid subtropical region, local pipes contend with high year-round humidity that sweats and corrodes copper pipe and summer heat and moisture that strain water heaters, so we spec pipe and fittings to match. We've been family-owned since 1974, CSLB-licensed (#1098234), and our trucks carry enough stock to finish most jobs in one visit.

What we do in Lake Dunlap, TX: every plumbing service, done right.
Plumbing Repair — Lake Dunlap, TX
Everything under plumbing repair in Lake Dunlap, TX is handled by the same licensed local crew — start with the complete Plumbing Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Repair
Leaks, running toilets, worn valves & fixtures — one truck, one visit.
Lake Dunlap, TX plumbing repair, Guadalupe County-wide: written flat-rate quotes.
Learn moreDrain Cleaning
Slow or clogged drain? Fast, no-dig clearing.
Drain Cleaning for Lake Dunlap, TX homes across Guadalupe County — flat-rate, quoted in writing.
Learn morePipe Replacement
Corroded, leaking, or undersized runs — replaced clean.
Local pipe replacement in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreEmergency Plumbing
Flooding, no water, or an overflow? Rapid response in under 90 minutes.
Lake Dunlap, TX emergency plumbing, Guadalupe County-wide: written flat-rate quotes.
Learn morePipe Repair
Pinhole, split, or leaking joint? Fixed without a full repipe.
Pipe Repair across Lake Dunlap, TX and Guadalupe County — priced flat, in writing.
Learn moreLeak Detection
Hidden leak driving up your bill? We find it without demolition.
Flat-rate leak detection for Lake Dunlap, TX and the wider Guadalupe County, quoted in writing first.
Learn moreSewer Line Repair
Cracked, root-choked, or collapsed main line? Repaired — often no-dig.
Sewer Line Repair for Lake Dunlap, TX homes across Guadalupe County — flat-rate, quoted in writing.
Learn moreFixture Installation
New faucet, sink, toilet, or shower fixture set right and sealed.
Fixture Installation across Lake Dunlap, TX and Guadalupe County — priced flat, in writing.
Learn moreGarbage Disposal
Humming, jammed, or leaking disposal? Repaired or replaced today.
Local garbage disposal in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreBurst Pipe Repair
Pipe burst and flooding? Water stopped and repaired fast.
Burst Pipe Repair across Lake Dunlap, TX and Guadalupe County — priced flat, in writing.
Learn moreSewer Backup & Drain
Sewage backing up into the house? Emergency clearing now.
Flat-rate sewer backup & drain for Lake Dunlap, TX and the wider Guadalupe County, quoted in writing first.
Learn morePlumbing Installation in and around Lake Dunlap
Everything under plumbing installation in Lake Dunlap, TX is handled by the same licensed local crew — start with the complete Plumbing Installation guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Installation
Full-service install for fixtures, lines & appliances.
Serving Lake Dunlap, TX and Guadalupe County with plumbing installation at a written flat rate.
Learn moreRepiping
Whole-home repipe in PEX or copper — from quote to finished.
Flat-rate repiping for Lake Dunlap, TX and the wider Guadalupe County, quoted in writing first.
Learn moreCommercial Plumbing
Restaurants, retail, offices & multi-unit — code-compliant, low-downtime.
Flat-rate commercial plumbing for Lake Dunlap, TX and the wider Guadalupe County, quoted in writing first.
Learn moreResidential Plumbing
Your whole-home plumbing team — leaks, clogs, fixtures & more.
Serving Lake Dunlap, TX and Guadalupe County with residential plumbing at a written flat rate.
Learn moreBathroom Plumbing
Remodel rough-in — move fixtures, set valves, run supply & drain.
Local bathroom plumbing in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreWater Filtration
Cleaner, better-tasting water — whole-house filters, softeners & RO.
Lake Dunlap, TX water filtration, Guadalupe County-wide: written flat-rate quotes.
Learn moreWater Heater Services for Lake Dunlap, TX homes
Everything under water heater services in Lake Dunlap, TX is handled by the same licensed local crew — start with the complete Water Heater Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Water Heater Repair
No hot water? Pilot, element, thermostat — fixed today.
Lake Dunlap, TX water heater repair, Guadalupe County-wide: written flat-rate quotes.
Learn moreWater Heater Installation
New installs, upgrades & tankless conversions — sized & vented to code.
Flat-rate water heater installation for Lake Dunlap, TX and the wider Guadalupe County, quoted in writing first.
Learn moreSmart Plumbing Controls
Automatic shutoff valves and app control that stop a leak fast.
Smart Plumbing Controls across Lake Dunlap, TX and Guadalupe County — priced flat, in writing.
Learn moreLeak Sensor Installation
Point sensors under sinks, heaters & washers that catch a leak early.
Lake Dunlap, TX leak sensor installation, Guadalupe County-wide: written flat-rate quotes.
Learn moreWater Heater Replacement
Old or failed heater swapped for a new one — sized right, hauled away.
Local water heater replacement in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreFaucet Repair
Dripping, stiff, or leaking faucet? Fixed at the cartridge.
Lake Dunlap, TX faucet repair, Guadalupe County-wide: written flat-rate quotes.
Learn moreSmart Water Systems
Whole-home water intelligence — monitor, soften, filter & protect.
Local smart water systems in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreTankless Water Heater
Endless hot water, half the space — Navien, Rinnai & Rheem.
Tankless Water Heater across Lake Dunlap, TX and Guadalupe County — priced flat, in writing.
Learn moreBoiler Repair
Cold radiators, kettling, or lockout codes — hydronic heat restored.
Serving Lake Dunlap, TX and Guadalupe County with boiler repair at a written flat rate.
Learn morePlumbing Maintenance — Lake Dunlap, TX
Everything under plumbing maintenance in Lake Dunlap, TX is handled by the same licensed local crew — start with the complete Plumbing Maintenance guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Maintenance
Preventive maintenance plans that pay for themselves.
Lake Dunlap, TX plumbing maintenance, Guadalupe County-wide: written flat-rate quotes.
Learn morePlumbing Inspection
23-point whole-home plumbing safety inspection.
Local plumbing inspection in Lake Dunlap, TX (all of Guadalupe County), flat-rate and in writing.
Learn moreSeal & Gasket Repair
Leaks at the toilet base, tank, or under-sink seals — resealed.
Lake Dunlap, TX seal & gasket repair, Guadalupe County-wide: written flat-rate quotes.
Learn moreWater Pressure Repair
Weak showers or banging pipes? Pressure diagnosed and fixed.
Water Pressure Repair for Lake Dunlap, TX homes across Guadalupe County — flat-rate, quoted in writing.
Learn morePressure Regulator Service
PRV worn out or missing? Set your pressure to a safe range.
Lake Dunlap, TX pressure regulator service, Guadalupe County-wide: written flat-rate quotes.
Learn moreToilet Repair
Running, clogged, or leaking toilet? Fixed at the source.
Serving Lake Dunlap, TX and Guadalupe County with toilet repair at a written flat rate.
Learn moreBackflow Prevention
Certified backflow testing and assembly install to protect your water.
Lake Dunlap, TX backflow prevention, Guadalupe County-wide: written flat-rate quotes.
Learn moreSump Pump Service
Keep the basement dry — pump install, repair & battery backup.
Serving Lake Dunlap, TX and Guadalupe County with sump pump service at a written flat rate.
Learn moreLake Dunlap plumbing problems, fixed for good.
Lake Dunlap installs and repairs run on one rule — a free on-site quote and a written flat rate, with no add-ons after, anywhere in Guadalupe County. Same-day finishes are the norm for water heaters and repipes, the old equipment leaves with us, and so does the mess.
- Free quote within 24 hours
- Workmanship guaranteed for 10 years
- Lifetime warranties on water heaters & fixtures
- Financing as low as $39/mo

Plumbing repair & water heater service for Lake Dunlap, TX homes
Our coverage map centers on Lake Dunlap and extends through Guadalupe County, working South Bank and Pecan Crossing. Guadalupe County, Texas, takes in Lake Dunlap and the communities around it. That puts local homes in Texas's humid subtropical region — context we build every fix around. A fully-stocked truck, a flat written rate, and a 10-year workmanship guarantee come standard on every visit.
What shapes plumbing in Lake Dunlap is Texas's humid subtropical region — a humid subtropical climate — long, hot, muggy summers, mild winters, heavy thunderstorms, and high year-round humidity. The plumbing consequences are high year-round humidity that sweats and corrodes copper pipe, summer heat and moisture that strain water heaters, and frequent thunderstorms that back up storm drains and sewers, so pipe, fittings, and equipment all get specced corrosion- and freeze-rated for these conditions.
The plumbing failures we see most in Lake Dunlap homes are slow drains and clogs from saturated soil and roots, corroded copper pipe and fittings in the humid air, and running and leaking toilets. There's a reason: 27 days below freezing a year freeze and split supply lines and outdoor spigots, 110 days above 90°F push water heaters and expansion tanks to their limit, and 66% are detached houses with their own service lateral, water heater, and outdoor spigots to maintain. Our Lake Dunlap trucks stock parts for exactly that wear, so the fix usually lands in one visit.
Guadalupe County, Texas, takes in Lake Dunlap and the communities around it. Wherever you sit between Lake Dunlap and the rest of Guadalupe County, the treatment is identical: short dispatch, flat-rate quotes in writing, and a 10-year guarantee on workmanship.
By NOAA's 1991–2020 normals, a typical Texas year brings 27 days below freezing, 110 days above 90°F, and a 22°F day-to-night swing — numbers we build into how Lake Dunlap plumbing gets sized, insulated, and protected.
The Census counts 27% of Lake Dunlap homes as pre-1980 builds (median build year 1985). Systems that age are usually past their service life — galvanized or polybutylene supply pipe, corroded fittings, tired water heaters — so we plan for age-related wear, not just the reported fault. 66% of Lake Dunlap homes are detached single-family houses (median value ~$236k) — the housing type most likely to have its own water heater, service lateral, and outdoor spigots to maintain.
A Lake Dunlap home in Texas's humid subtropical region stays out of the repair queue with a few habits: insulate exposed supply lines and disconnect garden hoses before winter — 27 freezing days a year can freeze and split unprotected pipe; flush the water heater and check the expansion tank each summer — 110 days above 90°F push water heaters hard; and run an annual water heater flush and shut-off-valve check on a detached home with its own service lateral.
Service doesn't stop at the Lake Dunlap line — nearby New Braunfels, McQueeney, Geronimo, and Seguin get the same crews and flat-rate pricing, across Guadalupe County. In town, that includes South Bank and Pecan Crossing and the blocks between. By ZIP, coverage spans 78130.
Where to find plumbing company near you in Lake Dunlap
A Lake Dunlap search for "plumbing company near me" ends here — genuinely local, working South Bank and Pecan Crossing every day, technicians who know the area first-hand, zero national-call-center routing out of Guadalupe County.
Plumbing service costs in Lake Dunlap, explained
Pricing in Lake Dunlap is flat-rate and quoted in writing before any work: a service call starts at $49, clearing a blocked drain from $99, hot-water service from $189, and renewing a home's piping from $1,499. Local homes run a median value near $236k, but a plumbing quote tracks the fixture and the pipe — never the neighborhood. Seniors (65+) and military get 10% off labor, and financing covers jobs over $1,500 at 0% APR for 12 months.
Lake Dunlap is part of our greater San Antonio, TX metro service area.
FAQs from Lake Dunlap homeowners
How old is the plumbing in most Lake Dunlap homes?
Do you cover the whole Guadalupe County area, not just Lake Dunlap?
How does the climate in Lake Dunlap, TX affect my plumbing?
More answers on our FAQ page.
Need help right now?
As a local plumbing company the United States, a plumbing emergency repair the United States technician can be on-site in under 90 minutes.