
Greater San Antonio's Trusted Plumbing Experts
Commercial Leak Detection in Greater San Antonio & Castroville
Protect Your Business from Hidden Plumbing Leaks
Advanced Leak Detection for Commercial Plumbing Systems
Hidden plumbing issues can silently damage walls, floors, and inventory — and disrupt business operations just when you least expect it. Five Star Plumbing , licensed by the Texas State Board of Plumbing Examiners , has provided expert commercial leak detection services since 2010 to identify and stop leaks early, helping you protect your property and keep water systems running efficiently. We use new technology like acoustic sensors and remote monitoring systems to improve accuracy and reduce the risk of catastrophic damage from undetected leaks.
Schedule a water leak detection evaluation today — fast, discreet, and reliable.

Commercial Leak Detection for Businesses
Undetected water leaks can cause serious damage to commercial buildings, disrupt operations, and increase water costs. Five Star Plumbing provides professional commercial leak detection services for businesses across Castroville, Greater San Antonio, and Medina County. Using advanced technology such as acoustic leak detection equipment and pressure monitoring systems, our licensed plumbers can accurately locate hidden leaks inside walls, floors, underground lines, and commercial plumbing systems.
Early detection helps prevent structural damage, reduce water waste, and keep business operations running smoothly.
Leak Detection for Restaurants
Restaurants rely on complex plumbing systems that support kitchens, restrooms, dishwashing stations, and grease management systems. Even a small hidden leak can lead to water damage, sanitation concerns, or costly downtime.
Leak Detection for Dental Offices
Dental clinics depend on specialized plumbing systems that support treatment chairs, sinks, sterilization equipment, and water lines. Hidden leaks can interrupt patient care and damage sensitive equipment.
Leak Detection for Assisted Living Facilities
Assisted living communities require dependable plumbing systems to support residents, caregivers, and healthcare staff. Water leaks in these environments can create safety hazards and sanitation risks.
Leak Detection for Multi-Unit Properties
Apartment complexes, condominiums, and multi-unit commercial buildings often have interconnected plumbing systems that can make leak detection more challenging. A hidden leak in one area may affect multiple units.
Compliance and Plumbing Inspection Support
Commercial plumbing systems must meet local building codes and health regulations. Leak detection inspections can help businesses maintain compliance while identifying plumbing problems before they worsen.
Commercial Plumbing Maintenance Programs
Preventative maintenance programs help businesses avoid costly plumbing emergencies and unexpected downtime. Five Star Plumbing offers commercial plumbing maintenance programs that include routine leak detection inspections and system evaluations.
Why Water Leak Detection Matters for Commercial Properties
- Prevent costly water damage — Undetected leaks often lead to structural damage, mold, or ruined finishes. Early detection avoids expensive repairs.
- Reduce water waste & lower utility bills — Even small leaks can waste significant water over time. A water leak detection system helps catch leaks early and improve water flow efficiency.
- Avoid business interruption — Sudden leaks or floods can force closures. With leak detectors and ongoing monitoring, you can address water intrusion before it becomes a major issue.
- Protect plumbing infrastructure long-term — Commercial plumbing systems in busy properties see heavy usage; leak detection and timely repairs extend the lifespan of plumbing materials and sewer lines.
Our Commercial Leak Detection Services
We offer a full range of leak detection solutions tailored for commercial buildings — from offices to retail, restaurants to multi‑use complexes in both Castroville and Greater San Antonio:
- Water Leak Detection Systems Installation — Install smart leak detectors, sensors, or flow‑based monitoring to watch over supply lines, drain lines, and sewer mains.
- 24/7 Monitoring & Remote Alerts — Optional remote monitoring lets you track water flow and leak alerts instantly, even when you’re offsite.
- Comprehensive Inspection of Plumbing Systems — We check plumbing supply and drainage networks, sewer lines, and water main entries — detecting leaks that may be hidden or underground before they surface.
- Leak Location & Targeted Repairs — When a leak is detected, we locate the exact source and coordinate professional pipe repair or system repair to stop water intrusion.
- Preventative Maintenance & Ongoing Protection — For high‑usage commercial properties, scheduled leak detection inspections prevent undetected leaks from developing into major issues.
- Support for Sewer Lines & Water Flow Monitoring — Alongside leak detection, we monitor water flow and inspect sewer line integrity to ensure the entire system remains healthy.
How Our Leak Detection Process Works
- Site Assessment & Baseline Water Audit — We review your building’s plumbing layout, record normal water flow, and pinpoint high-risk areas like kitchens, bathrooms, boiler rooms, and sewer mains.
- Install Leak Detectors & Sensors — We deploy flow sensors, moisture detectors, or acoustic/pressure-based leak detectors based on building size and complexity.
- Activate Monitoring & Alerts — Systems monitor water usage 24/7. If water flow deviates from normal patterns or moisture is detected, alarms notify you immediately.
- Inspect & Locate Leaks — Upon alert, our team uses diagnostic tools to locate and verify leaks — even if behind walls or underground — then recommends timely repairs.
- Repair & System Restoration — We conduct necessary repairs and restoration work, then ensure the plumbing system is fully functional and leak‑free.
Serving Commercial Properties
Whether you manage a small retail shop in Castroville or a large office building in Greater San Antonio, our leak detection services adapt to your property’s needs. We cover:
- Restaurants, cafés, and commercial kitchens
- Office buildings, retail stores, and service centers
- Multi‑unit complexes, warehouses, and mixed‑use properties
- High‑use zones like laundry rooms, restrooms, boiler rooms, and sewer connections
Warranty & Financing Options
We stand behind our plumbing services with solid warranty protection and flexible financing:
Looking to manage cash flow or unexpected expenses? Ask us about our financing options, including 6‑month interest-free plans on qualifying projects. We believe in transparent pricing — no surprise fees, no hidden charges — so you can plan confidently.
- 1-Year Warranty on most plumbing repairs
- 90-Day Warranty on drain cleaning and related services
- 100% Satisfaction Guarantee — we’re committed to doing the job right
FAQs – Commercial Water Leak Detection
A water leak detector monitors water flow, pressure, or moisture. When abnormal flow or moisture is detected, it triggers an alert — giving you early warning before leaks cause visible damage or water intrusion.
Castroville Location
Greater San Antonio Location
Schedule Commercial Leak Detection Today
Don’t wait for visible water damage or rising water bills — protect your building, assets, and operations now.
Call Us
(210) 673-0797
Service Hours
24/7 Emergency Availability
Office Location
2780 FM 471 N, Castroville, TX 78009
