Water Treatment & Softeners
Better-tasting, softer water with treatment and softening systems built for tough South Texas hard water.
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Now serving San Antonio and surrounding areas
Your neighborhood plumber. Done right, every time.
Family-owned residential and commercial Master Plumber with more than 20 years of experience.
Licensed • Insured • Texas Master Plumber #M45112
20+ Years
Proven experience
Master Plumber
Expert-led service
Call or text 24/7
Emergency response
Family Owned
Local and accountable
What we do
Built for South Texas plumbing.
From better water to urgent repairs, JH₂O brings experienced workmanship to every residential and commercial call.
Water Heaters
Tank and tankless water heater installation, repair, replacement, and maintenance.
Learn moreDrain & Sewer
Dependable drain and sewer solutions that get your plumbing flowing properly again.
Learn moreRepairs & Maintenance
From leaky faucets to running toilets, expert repairs and upkeep for your home or business.
Learn moreWater quality specialists
Better water starts at the source.
Water treatment expertise
Softer water. Stronger protection.
Hard water can affect taste, fixtures, appliances, and comfort. We specialize in water treatment and softening systems designed around your property’s needs.
Did you know? San Antonio has some of the hardest water in the country — averaging 16–26 grains per gallon. Anything over 5 is considered hard water.
- Whole-home treatment
- Water softener systems
- Equipment maintenance
- Residential & commercial
One trusted local team
For homes, businesses, and everything between.
Residential
Reliable help for repairs, upgrades, water quality, heaters, drains, and sewer lines.
Commercial
Responsive, professional plumbing support to keep your property operating.
Proudly local
Serving San Antonio and beyond.
Dependable plumbing service throughout San Antonio and nearby communities.
San Antonio
Helotes
Leon Valley
Boerne
Castroville
Medina
Medina County
Medina Lake
Mico
Lake Hills
Alamo Ranch
Don't see your area? We're not limited to this list — if you're in or around San Antonio, give us a call — chances are we can help.
Plumbing problem?
We’re ready 24/7.
Emergency service for homes and businesses across our service area. Call or text anytime — day or night.
Call (210) 815-8428 jh2oplumbingllc@gmail.com
Missed us? Leave a voicemail or send a text — we'll get right back to you.