Plumbers in Texas

Plumbing in Texas starts with the soil

Ask a Texas plumber what keeps them busy and the answer is usually the ground. The Blackland Prairie that runs from north of Dallas down through Austin and San Antonio is dense clay that can swell dramatically when saturated and shrink just as hard in a dry August. Houston sits on different clay with the same habit. A concrete slab riding on that soil moves a little every year, and the copper supply lines cast into or beneath it move with it until a joint or a worn spot gives way. That is why slab leak detection is a routine service in Texas rather than a specialty, and why plumbers here so often recommend rerouting a line through the attic instead of chasing the next leak under the floor.

The same movement works on sewer laterals. A buried clay or cast iron line that was straight in 1975 has been pushed, dropped and pulled apart at the joints for fifty years. Roots from the live oaks and pecans that shade older neighborhoods find those joints. The result is the classic Texas sewer call: a backup that returns a year after the last cleaning, until a camera shows the offset and the line is repaired or lined.

Water that leaves a mark

Texas water is hard almost everywhere and very hard in the limestone country. San Antonio’s supply from the Edwards Aquifer commonly measures 15 to 20 grains per gallon, which is about as hard as municipal water gets in a major American city. Austin’s water is not far behind. Many Dallas–Fort Worth suburbs are in the same range, while Houston’s surface-water supply is moderately hard and varies by season.

For plumbing this means sediment. Minerals settle at the bottom of a tank water heater and insulate the burner from the water, which makes the tank rumble, cuts its capacity, and shortens its life by years. Tankless heaters scale up inside the heat exchanger and throw error codes. Faucet aerators clog, shower valves stiffen, and pinhole leaks show up sooner in copper. Annual flushing, descaling and in the hardest areas a softener are the difference between a water heater that lasts twelve years and one that fails at seven.

Built for heat, caught by the cold

Texas homes are designed around summer. Supply lines run through attics and exterior walls with minimal insulation, hose bibs are rarely frost-proof, and tankless heaters hang on outside walls. Most winters that costs nothing. In February 2021 it cost the state roughly half a million insurance claims in a single week, most of them for burst pipes and the water damage that followed. Shorter freezes hit North and Central Texas most years, and each one produces a wave of split hose bibs, frozen attic lines and cracked tankless units.

Preparation is straightforward and cheap compared with the alternative: insulate exposed lines, disconnect hoses, know where the main shutoff is, and drip a far faucet during a hard freeze. Our Texas plumbers see the same failures every winter and will tell you which lines in your house are the ones to worry about.

Rain, flooding and the coast

Along the Gulf Coast and in Houston in particular, the problem in the wet months is too much water in the wrong place. Intense rain overwhelms municipal sewers, and wastewater looks for the lowest outlet, which is often a floor drain or a first-floor tub. Backflow valves on the sewer lateral, sump pumps in the few homes that have basements, and prompt inspection after a storm are part of plumbing here in a way they are not in Lubbock or El Paso.

Licensing and codes in Texas

Texas licenses plumbers through the Texas State Board of Plumbing Examiners under the state Plumbing License Law. Permits for water heaters, repipes, sewer work and most installations are pulled under a licensed master plumber, and cities such as Houston, Dallas, Austin, Fort Worth and San Antonio require plumbers to register locally as well. Each city adopts its own edition of the plumbing code with local amendments, so a water heater installation in Houston and one in Dallas can have different requirements for drain pans, expansion tanks and venting. The plumbers we dispatch work in their city every day and know its rules.