Flow State Plumbing
For a limited time
Serving Phoenix, Casa Grande, and Tucson.
Canister whole house filter setup for $1,000*
Standard 48K water softener for $1,400*
Top of the line Evolution stackable 2in1 water softener plus whole house filtration system for $2,200*
* If house has loop.
Priority scheduling for urgent plumbing needs.
Hands-on expertise from a local Arizona plumber.
Satisfaction guaranteed.
Live Google Reviews
"Flow State Plumbing did a great job replacing our pressing reducing valve, ball valve, and hose bib when it got old. They gave us a cost break down and the cost of each part to show exactly where they get the total cost of the fix. On top of that they go out of their way to make it as affordable as possible."
Saaqib Adnan
★★★★★
View on Google"Gretis did a awesome job on installing my filter water system! Very professional and explained everything about the system work! Highly recommend him on installing your future system! Very trustworthy! Man of his word!"
Jose Perez
★★★★★
View on Google"I’ve used Tony over the years for various plumbing issues and he’s always on time and reliable. He performs great work and always takes the time to explain what’s wrong and how he fixed it. I highly recommend Tony for any of your plumbing needs!"
Joe Congero
★★★★★
View on Google"Tony and his helper were extremely careful and thorough on the installation of our brand new water softener… I highly recommend him. He goes beyond the distance and is very patient and available if you have any more questions after installation."
David Lane
★★★★★
View on Google"Tony did an outstanding job installing our alkaline reverse osmosis system. From the very beginning, his professionalism and attention to detail were clear. He took the time to explain how the system works, answered every question thoroughly, and made sure we felt confident about the setup before he even began the installation. The work itself was flawless—clean, efficient, and done with obvious expertise. Tony treated our home with respect, leaving the workspace spotless and ensuring everything was functioning perfectly before he left. You can tell he genuinely cares about the quality of his work and the satisfaction of his customers. Since the installation, the difference in our water quality has been incredible. The system runs smoothly, and we have complete peace of mind knowing it was installed correctly. If you're looking for a knowledgeable, reliable, and detail-oriented plumber, Flow State Plumbing is the one to call. Highly recommended."
Julie Truong
★★★★★
View on Google
Installation, replacement, and tune-ups for Arizona hard-water softener systems.
Whole-home filtration to reduce sediment, chlorine, and odor at every tap.
Clean, better-tasting drinking water with professional RO installation and service.
Reliable in-home plumbing repairs, replacements, and installations across our service areas.
Flow State Plumbing is owned and operated by Gretis Li. We provide dependable plumbing and water treatment with clear communication, clean work, and fast response when it matters — from emergency repairs to softener and filtration installs.
Service areas include Phoenix, Casa Grande, and Tucson.
Phoenix, Casa Grande, and Tucson (and nearby areas depending on the job).
Yes. We prioritize same-day appointments whenever possible, and next-day scheduling when same-day slots are full.
Often yes. For complex issues, we may need an on-site evaluation first.
Urgent plumbing calls get priority scheduling — same-day or next-day whenever possible.