In China's mixed housing stock, a single repair call might involve copper sweated joints, threaded galvanized fittings, push-connect PEX transitions, or CPVC drain arms β sometimes all in the same house. Our techs carry the materials and know the techniques for every pipe type commonly found in TX homes.
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Our techs work on every pipe material found in China, TX homes, from pre-1970s galvanized to modern PEX-A crosslinked systems. The repair method matches the pipe.
Pressurized water escaping a pipe creates a characteristic acoustic signature. Our listening devices amplify ground and structure-borne sound to pinpoint a leak location within inches β through concrete slabs, behind drywall, or under flooring. This means we open only the section of wall, floor, or slab directly over the failure.
We use thermal imaging as a complement to acoustic detection β particularly useful for slab leaks and leaks inside insulated wall cavities where sound transmission is reduced.
Our techs are proficient in copper sweating (soldering), press-fit connections (ProPress system), CPVC solvent welding, PEX crimp and expansion fitting installation, threaded galvanized repair, and ABS/PVC drain line work. We match the repair method and material to the existing pipe system rather than forcing incompatible transitions.
Every supply line repair is pressure-tested before we close the wall or floor. We pressurize the repaired section, hold the test pressure for the required duration, and confirm zero drop before considering the repair complete. You don't find out there's a second leak next week β we find it before we pack up.
From a pinhole copper leak behind a kitchen cabinet to a full galvanized repiping, our pipe crew in China, TX handles the full range.
Copper failures most often involve pinhole corrosion in soft copper tubing from aggressive water chemistry, failed soldered joints, or fatigue cracks at fittings in high-vibration locations. We locate the failure precisely, cut out the failed section, and install either a sweated repair coupling or a press-fit connector β both rated to ASTM B88 standards for potable water service.
We replace galvanized supply lines with copper or PEX β either as targeted section replacement at active failure points or as a full-house repipe project. We connect the new material to existing fittings using dielectric unions where code requires to prevent galvanic corrosion at copper-to-galvanized transitions.
Cross-linked polyethylene (PEX) is the current standard for residential supply piping. Failures are uncommon but occur at crimp or clamp fittings that were improperly installed, at pipe runs exposed to UV degradation, or at locations where the pipe was kinked during installation. We repair using expansion fittings (for PEX-A) or crimp fittings with the correct ring size for the pipe diameter.
We also inspect upstream of the burst for additional sections that froze but haven't yet failed β because a partially-thawed line sometimes shows multiple failure points only after pressure is restored.
Slab leak rerouting is often more cost-effective than direct access, particularly for longer runs or under tiled floors. We present the options honestly with pricing so you can choose based on your priorities.
A full repipe in China typically completes in 2β3 days for a standard single-family home. You're without water for a portion of each day; we plan the schedule to minimize disruption to occupied rooms.
Here's how a Masters Plumbing Service pipe repair call plays out in China, TX.
Active leak? Our dispatcher walks you through shutting off the main supply valve while we drive to you. Describing what you see β water stain on a ceiling, drop in water pressure, wet flooring β helps us arrive with the right detection tools loaded.
We pressurize the supply system and monitor for pressure drop to confirm an active leak. Then acoustic listening devices and the thermal camera locate the failure to within a small area β telling us which section of wall, floor, or slab to open.
You receive a flat-rate quote covering the specific repair based on what the detection confirmed. We open only what needs to be opened β typically a 12β18 inch drywall or flooring access, not a full wall section.
You receive a written summary of what failed, what we installed, and the warranty terms before we leave.

My older home had a copper supply line fail inside an exterior wall. The thermal camera showed the wet zone through the drywall without any cutting. They opened a 10-inch section right at the pinhole, put in a press-fit repair coupling β no torch in my wall β pressure tested, and patched the drywall themselves. Two hours total.
Had an under-slab leak diagnosed by Masters Plumbing Service with acoustic equipment. They found the leak at 6 feet from the wall β a single copper elbow that had developed a pinhole. Presented three options: direct slab access, reroute through the wall framing above, or copper lining. I chose the reroute β they ran a new PEX line through the crawl space and connected at both ends without touching the slab. Pressure tested, verified no remaining drop. No jackhammering at all.
I noticed my water meter spinning with all fixtures off β confirmed a leak in the supply system. Masters Plumbing Service ran a pressure test and acoustic scan, found a pinhole in a copper section under the slab in the utility room. They rerouted the line through the wall above slab, tested, and closed out the permit. The reroute was exactly the same cost as direct slab access would have been, but no damaged floor tile.

Our techs are stocked with the copper, PEX, and CPVC materials most commonly needed in China homes and businesses.

Same-day pipe repair available in China, TX. Call now to schedule.
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