Count on o5 for plumbing done right.

o5 Plumbing San Antonio

When issues happen, you need plumbers in San Antonio that can fix your issues the right way, fast. o5 Plumbing is both locally and veteran-owned & operated, so you get a team with the expertise to diagnose and fix your plumbing effectively, usually the same day. We stand behind our work, so count on peace of mind with o5’s plumbers in San Antonio Texas!

From the o5 Team

Local Plumbers in San Antonio TX

Professional Drain Cleaning
Water Filtration Systems
Water Heaters
Tankless Water Heaters
Toilet Repair & Installation

Faucet Repair & Installation
Gas Line Repair & Installation
Professional Re-Piping
Garbage Disposals
Leaks Detection & Repair

Sinks Installation & Repair
Showers & Bathtub Installation
Yard Drains Installation & Maintenance
Under Slab Repairs

Contact Us

Professional Drain Cleaning
Water Filtration Systems
Water Heaters
Tankless Water Heaters
Toilet Repair & Installation
Faucet Repair & Installation
Gas Line Repair & Installation
Professional Re-Piping
Garbage Disposals
Leaks Detection & Repair
Sinks Installation & Repair
Showers & Bathtub Installation
Yard Drains Installation & Maintenance
Under Slab Repairs

Contact Us

o5’s San Antonio Plumber Services

A.O. Smith ProLine electric water heater installed in a utility area with connected pipes and an expansion tank above.

Water Heaters

Home water softening system with dual black tanks and digital control valve, installed next to a trash bin.

Water Softeners

Under-sink installation featuring a black garbage disposal unit next to a gray Performance water heater.

Garbage Disposals

Hard Water

This Months Specials

$75 Off

Water Heater*

Cannot be combined with any other coupons, discounts, offers, or promotions. Offer valid for one-time use only. Subject to product availability, no rain checks issued. Not redeemable for gift card purchase. Void if altered, copied, transferred, or sold. Restrictions apply.

$175 Off

Water Softener*

10% Off

Military Discount*

View All Coupons

Did You Know?

With plumbing supplies, what you see is not always what you get!

The parts you find at a big-box home supply store are NOT the same parts that o5 Plumbing uses. Big plumbing equipment manufacturers typically stock big-box stores with lower-end parts. At o5, we source our parts from plumbing supply companies that stock equipment that may look similar to big-box store products, but is longer-lasting, better quality, and often comes with limited lifetime warranties.

Quality plumber parts matter. That’s why we use only professional-grade materials on your plumbing job.

Count on o5 for a clean project.
Our technicians treat you and your home with respect and care. We use personal protective equipment such as shoe covers and drop cloths to protect your home, and clean up after every job.

o5 Plumbing, LLC

10801 Nacogdoches Road, San Antonio

5.0 89 reviews

Terese Chapman ★★★★★ 3 weeks ago
They were amazing to work with! The communication was great. They were the lowest priced estimate and they did not try to add in a bunch of extra things we did not need. They were on time, professional and fast! Definitely our new plumbers! … More
Kris McDonald ★★★★★ 2 weeks ago
We live in the country and had a mess, with water all over the front part of the house.
Called 05 plumbing... they answered right away.
Chris came out in a couple hours ( yay!)
He is nice and professional.
Had us fixed in a short time. … More He went above and beyond what we expected!
My kind of Company!
Thank-you for your service and
Thank-you for your service! (Veteran Owned)
N R McDermott ★★★★★ a month ago
I had a plumbing emergency and Eric was able to come out on the day I called! That was much appreciated and he did a great job. I'd recommended this company to anyone who needs a good plumber!
Jolene Mullinax ★★★★★ 4 months ago
Kind, professional, and reliable. I value this company because they always return my call. When I have used this company previously, the worker told me he needed to see what the schedule looked like and would call me back and that was exactly … More what happened both times and quickly. Their assessments have been honest and that is appreciated in the current economy. We will continue to use this plumbing company.
Trudi ★★★★★ 7 months ago
True experts that will be honest and straight with you. Very knowledgeable in their field and they won't leave until you fully understand everything that needs to be done or is being done. They were clean and respectful of my home … More and even took some things from my garage to the dump for me. Above and beyond. Highly recommend!
Jessica Wilson ★★★★★ 9 months ago
On a Saturday morning no one wants to find water leaking in their home. Unfortunately we ran into this issue in our garage. We were able to pinpoint the source. After many calls from various local plumbers, no one was answering their phones. … More But o5 did! They answered and were very accommodating fitting us into their schedule on an already busy weekend. The issue was diagnosed by Eric, a temporary fix put in place and a quote was sent for major work. We appreciate the professionalism and honesty with o5 and will work with them in the future.