Arizona's Premium Home Water




Our Services

Water softeners, Water heaters, and reverse osmosis.

Water Softeners

Water Softeners that remove harsh chemicals from your water

Redox Water Softeners

Whole Home Water Softeners that remove chemicals AND Chlorine

Water Heaters

Gas, Electric, and Instant Hot Water Heaters

Reverse Osmosis Water

5 Stage R.O. System that removes chemicals from drinking water

Alkaline Water

6 Stage R.O. System that removes chemicals AND adds minerals

Tankless Water Heaters

On Demand Tankless Water Heaters

Why Poseidon?

We know exactly what you need and have all of the tools, products, and knowledge to give you the best service. Having served over 60,000 homes in the Valley since 1986, Poseidon has seen everything. Our goal is to provide comfortable and safe service to homes all over the valley. Give your local Phoenix Water Specialist a call today for Arizona’s Premium Home Water!

Poseidon Family Picture

Family Owned & Operated

Poseidon is a family owned business that is locally operated by a 5th generation plumber and only provides commercially rated products to survive in the harsh Arizona climate.

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Our Parent Company

Poseidon is affiliated with Rapid Rooter Plumbing. For any and all Plumbing needs or emergencies, we strongly recommend using our plumbing branch for top notch service and products!

What Our Customers Have To Say

Sherry J.

“I would recommend POSEIDON PLUMBING to everyone. I am very good pleased with the service I received.”

Bob C.

“The most honest and experienced contractor we have ever hired.”

Angela A.

“This company was fast, efficient, courteous and knowledgeable. Price was very reasonable and install was quick.”

Description of Services

Water Softener Installation

Hard water have you seeing spots? Rapid Rooter Plumbing will come evaluate your home and offer solutions to your hard water problems. We provide loop installation as well as standard replacement of existing systems. We only use local companies with commercial grade products for harsh Arizona Water.

Drinking Water System Installation

Is your water gross? Does it taste like chemicals or chlorine in the water? Rapid Rooter Plumbing will install a new 5 stage reverse osmosis system to provide crystal clear, clean and chemical free water at your tap and ice maker, in most cases. Try the Alkaline system to add minerals to the water.

Tankless Water Heater Installation

Tired of running out of hot water? Rapid Rooter Plumbing will provide and install a tankless water heater to replace your tanked heater and provide unlimited hot water. Our tankless heaters have a built in pump to also provide instant hot water at every faucet in the house. Wifi enabled/Smart Home.

Water Heater Installation

Install new standard tanked water heater to replace your leaking or outdated heater. Rapid Rooter Plumbing will remove your old heater and install a new heater with new shut off valve and new water supply lines. Gas heater or electric we do it all.

Drinking Water System Installation

Is your water heater cold? If you are not getting enough hot water Rapid Rooter Plumbing will send out a licensed Plumber to inspect the heater and offer a solution for a repair. Many repairs are covered under the warranty. Call today to check on the status of your heaters warranty.

Drain Cleaning

Are your drains running slow? Rapid Rooter Plumbing will inspect the drain problem, offer a solutions and video inspect the sewer, in most cases, to determine the exact cause of the stoppage and offer a solution if one is needed. From showers to whole home sewers we can take care of you today.

And We Do More!



Services Offered

  • General Plumbing Service
  • Water Softener System Service & Installation
  • Water Treatment & Purification Installation
  • Water Treatment & Purification Service
  • Instant Hot Water
  • Water Heater trouble shooting and repair
  • Water Heater Replacement
  • Water Filter Replacement Services
  • Water Heater Flush
  • Alkaline Water System
  • Reverse Osmosis System

Quick Facts

Hours Of Operation:

  • Monday-Sunday:
    24 Hours
  • 2 year Labor Guarantee on all installations
  • Water Treatment & Purification Service
  • FREE Estimates
  • All Major Credit Cards Accepted
  • Finance Options Available

Service Area

  • Phoenix
  • Glendale
  • Peoria
  • Sun City
  • Surprise
  • Sun City West
  • Scottsdale
  • Cave Creek
  • El Mirage
  • Prescott and Surrounding Areas
  • Youngtown
  • Carefree
  • Avondale
  • And Many More


  • Serving Arizona Since 1986
  • Arizona State License AZROC#236540
  • Residential & Commercial Licensed Bonded & Insured

Schedule a Service

We’ll give you a call to schedule your service!