Supporting Successful Closings Since 1947
Real estate moves fast in San Antonio. Plumbing issues shouldn’t slow it down. George Plumbing partners with agents across the city to deliver fast inspections, accurate diagnostics, and high-quality repairs that keep timelines on track—whether you’re in an option period, preparing a listing, or responding to surprises in an inspection report.
We’re the plumbing company Realtors trust to protect deals, protect clients, and protect their reputation.
In fact, for qualifying transactions, repairs can be paid directly from seller proceeds at closing—view program details.
View Our Free Realtor Resources Library

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Why Do San Antonio Realtors Choose George Plumbing?
Fast Scheduling for Tight Deadlines
Same-day and next-day appointments during option periods. Priority booking for active transactions.
Clear, Professional Reports
Repair recommendations written for realtors, lenders, and clients—clean, concise, and easy to use in amendments and negotiations.
Local Experience Since 1947
We understand older San Antonio homes, cast-iron drain systems, foundation issues, and the plumbing quirks that impact real estate transactions.
Communication You Can Rely On
Text updates, clean documentation, and full transparency—so you can keep your clients informed and confident.
Licensed, Insured & Code-Focused
Our team ensures compliance with San Antonio and Texas plumbing codes, protecting your deal and your client.
Realtor-Focused Plumbing Services
Hydrostatic Testing for Real Estate Transactions
A hydrostatic test is the industry-standard method to detect hidden sewer line or under-slab leaks, which are one of the most common deal-killers in San Antonio.
Our hydrostatic testing includes:
- Fast option-period scheduling
- Pressurization of the sewer system
- Precise monitoring of water levels
- Clear results for addendums, negotiations, or risk disclosure
- Optional follow-up sewer camera inspection
- Options-based repair estimates for both buyers and sellers
This is one of the most requested services by San Antonio Realtors, and one of the most important for protecting your clients.
Sewer Camera Inspections
Sewer camera inspections pinpoint issues in underground sewer lines with real video documentation.
These inspections are perfect for:
- Option-period inspections
- Evidence for negotiations
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Repair cost planning
- Insurance conversations
- Pre-listing transparency
Realtors receive a summary of findings and recommended next steps.
Pre-Listing Plumbing Evaluations
Help sellers avoid surprise repairs by identifying issues before the home hits the market. These evaluations are ideal for older homes, flipped houses, and properties with prior foundation work.
Deliverables include:
- Visible plumbing inspection
- Water heater code review
- Fixture evaluation
- Drainage function check
- Optional camera inspection
Option-Period Plumbing Inspections
Designed specifically for buyers and Realtors who need fast, reliable insight.
We evaluate:
- Drain systems
- Water pressure & supply
- Water heaters
- Toilets, faucets, and fixtures
- Code compliance issues
- Visible leaks
And we deliver findings with actionable repair options, never guesswork.
Water Heater Code Upgrades
Bring older water heaters up to modern safety and code standards.
Includes upgrades for:
- Expansion tanks
- Drain pans
- Sediment traps
- Earthquake strapping (if needed)
- Proper venting and gas line requirements
Perfect for FHA/VA loan compliance and clean inspection reports.
Clean, Easy-to-Use Repair Estimates for Amendments
We support your negotiations with:
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Line-item repair pricing
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Options for repair vs replacement
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Buyer/seller-friendly explanations
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Clear scopes and timelines
No jargon. No confusion. No surprises.

Last-Minute Repairs to Save a Closing
When the closing date is days away and a plumbing issue pops up, our team responds quickly to keep your deal alive.
Free Realtor Resources Library
Use these tools to guide your clients and keep your transactions smooth.
Plumbing Pre-Listing Checklist
This guide offers a comprehensive walkthrough of interior and exterior plumbing systems, designed to help realtors and sellers verify fixture functionality and equipment age before a home hits the market.
PDF link: 01.2026 - Plumbing Pre-Listing Checklist
Water Heater Inspection Guide
This resource provides realtors with a streamlined method for decoding water heater manufacture dates and identifying visible signs of wear, ensuring accurate property disclosures and fewer inspection surprises.
PDF link: 02.2026 - Water Heater Inspection Guide
Hydrostatic Testing Guide
This document outlines the hydrostatic test, a pass/fail screening used to verify the integrity of below-slab drainage by sealing and filling the system to ensure it holds water without leaking.
PDF link: 03.2026 - Hydrostatic Testing Guide
Sewer Camera Guide
This guide outlines the scope and limitations of sewer camera inspections, emphasizing that while video technology reveals pipe condition and obstructions, it requires expert interpretation to determine repair necessity and cost.
PDF link: 04.2026 - Sewer Camera Guide
Remodel Red Flags
This guide helps realtors identify potential plumbing risks in remodeled properties by highlighting common 'red flag' symptoms and high-risk layout changes that often bypass standard quality controls. Use this checklist to spot hidden plumbing shortcuts before they become liabilities during the inspection or occupancy phase.
PDF link: 05.2026 - Remodel Red Flags
Underground Leaks Guide
This guide clarifies the common causes of underground water loss, helping professionals distinguish between routine exterior leaks—such as irrigation and supply line failures—and more serious foundation or sewer issues.
PDF link: 06.2026 - Underground Leaks Guide
Foundation & Plumbing Guide
This guide explores the relationship between foundation movement and plumbing behavior, helping realtors distinguish between common structural shifting and actual system failure to keep inspection findings in perspective.
PDF link: 07.2026 - Foundation & Plumbing Guide
Option Period Plumbing Inspection
Designed to bring perspective to inspection reports, this chart classifies common plumbing issues by severity to help agents and clients prioritize critical repairs over minor informational findings.
Drain Lines Guide
Designed to bring clarity to sewer inspections, this chart categorizes drain issues by severity to help agents and clients determine which camera findings require immediate action and which are simply informational.
PDF link: 09.2026 - Drain Lines Guide
Cast Iron Hot Spots
This guide provides an overview of cast iron plumbing in San Antonio, highlighting typical installation eras and specific high-likelihood ZIP codes to help agents anticipate pipe material during the listing or buying process.
PDF link: 10.2026 -Cast Iron Hot Spots
New Build Warranty
This checklist helps realtors and homeowners identify warranty-eligible plumbing defects before builder coverage expires, ensuring that installation errors or equipment failures are corrected at no cost to the owner.
PDF link: 11.2026 - New Build Warranty
Why Do Realtors Trust George Plumbing?
Your Reputation Matters. Our Job Is to Protect It.
San Antonio Realtors trust George Plumbing because we:
- Show up when we say we will
- Communicate clearly
- Provide honest, options-based recommendations
- Deliver craftsmanship backed by warranty
- Keep buyers and sellers informed every step of the way
When plumbing becomes a factor in a transaction, you need a partner who understands your urgency and your responsibility to your clients.
That’s George Plumbing. San Antonio’s trusted plumbing name since 1947.
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Frequently Asked Questions for Realtors
Do I need a hydrostatic test during the option period?
If the home is older, has foundation movement, or has cast-iron drains, a hydrostatic test is strongly recommended to protect your client.
Does a hydrostatic test damage the home?
No. It is a safe, standard test where the sewer system is filled to check for pressure loss.
How fast can George Plumbing come out?
Realtor partners get priority scheduling—often same-day or next-day during the option period.
Can you send estimates for addendums?
Yes. We specialize in clear, Realtor-friendly repair estimates.
Do you work with both buyers and sellers?
Absolutely. We help both sides move the deal forward with clarity and confidence.
Funds At Closing Option
For qualifying transactions, repairs can be paid from seller proceeds at closing. Eligibility:
- Option period expired
- $1,000 minimum
- Title company and file number
- Confirmed closing date
- Title work completed and clean
- Seller net covers repair cost
- Escrow holdback agreement may be required
- Signed repair authorization