Washington Plumbing & DrainKitsap, Pierce & Mason Counties
Water Heaters · Kitsap County

Tankless Water Heater Installation in Kingston, WA

Older tankless units in Kingston from the first wave of conversions are reaching the end of their lives, often because they were never descaled. We replace them with Rinnai units, fix whatever the original installer skipped, and set up the maintenance the new one needs.

50 minutes to an hour north of Port Orchard on Highway 3 and Highway 104from Port OrchardKitsapCounty
Rinnai tankless water heater mounted on a wall with copper piping, isolation valves, expansion tank and Flo smart valve — Tankless Water Heater Installation for Kingston homes

Where the water comes from changes the diagnosis. Kitsap PUD supplies the village and much of the surrounding area through its Kingston system, which it has been connecting with Gamblewood and Hansville and supplementing with new wells. Properties farther out on the plateau and along the shoreline toward Eglon and Jefferson Beach often rely on private wells. It is about 50 minutes to an hour north of Port Orchard on Highway 3 and Highway 104 to Kingston, a run we make often enough to know the roads, the water districts and the quirks of the housing.

Why tankless water heater installation is a little different in Kingston

Vacation homes and rentals around Kingston benefit from tankless because there is no stored tank to leak during an empty month. Paired with a smart shutoff valve, it is a low-worry setup for an owner who is not nearby.

Where the drains end up matters just as much. Kitsap County Sewer Utility runs a sewer system in Kingston with its own treatment plant, serving the village core, the ferry area and newer developments like Arborwood that were required to connect. The older plateau neighborhoods, Jefferson Beach, Eglon and most acreage lots are on septic.

Local conditions that affect tankless water heater installation in Kingston

Ask a Kingston homeowner what goes wrong with plumbing here and you will usually hear a version of this: Hard, iron-bearing well water scaling tankless units and staining fixtures

Winter water comes into Kingston homes cold, and that limits how many gallons per minute a tankless unit can bring to shower temperature. We size for the coldest month so two fixtures at once still work in January.

Here is a Kingston detail that changes how we approach the job: Septic effluent pumps on bluff lots where the drainfield sits above the house

Many older Kingston gas lines were sized for a tank heater and a stove. A tankless burner needs much more, and we calculate the whole-house gas load and upsize the line as part of the installation rather than letting the unit starve.

Rinnai tankless water heater installed in a basement with new copper and gas piping
Tankless conversion in a basement: new gas line, new venting and clean copper connections.

Signs Kingston homeowners call us for tankless water heater installation

Worth a call

  • The household runs out of hot water with two showers back to back
  • You want the closet or garage space the tank occupies
  • The tank heater is at the end of its life and gas is already at the location
  • You are adding gas service or a gas line for other appliances
  • An existing tankless unit throws error codes or leaks at the heat exchanger

How we handle tankless water heater installation in Kingston

A typical tankless water heater installation visit in Kingston follows the same shape: assess fuel, gas capacity and water, choose the unit and the location, flat, itemized quote, install and connect, commission under load, then permit, warranty and schedule. The price is approved on your phone before step two begins.

Read the full step-by-step for tankless water heater installation →

Kingston neighborhoods and areas we serve

Whether you are near Kingston Village Green and community center and Kola Kole Park or further out toward Gamblewood or Arborwood, Kingston addresses get the same arrival window and the same flat price.

GamblewoodJefferson BeachWhite HorseEglon Road areaDowntown Kingston and the ferry landingAppletree CoveTareeArborwood

Tankless Water Heater Installation questions from Kingston

Will a tankless heater work on well water in Kingston?

With a sediment filter and a regular descaling schedule, yes. On very hard or iron-heavy wells we discuss filtration first and will say if a tank is the better fit.

Do you pull the permit for a tankless installation in Kingston?

Yes, for both the plumbing and the gas line, and we schedule the inspection.

Can you replace my old tankless unit in Kingston with a Rinnai?

Yes. With the gas and vent already in place it is usually a short job, and we correct anything the original installation was missing, such as isolation valves or undersized gas.

Is my Kingston house a good candidate for tankless?

If it has gas or propane and the household runs out of hot water or wants the space back, probably yes. If it is all-electric, a tank is usually the better value. We give a straight answer on the estimate visit.

Is a tankless water heater worth it in Kitsap County?

For a household on natural gas or propane that runs out of hot water or wants the space back, usually yes. For an all-electric home without plans to add gas, a tank heater is often the better choice. We will tell you which applies to your house.

Our 200-plus Google reviews come from Kitsap County neighbors, many of them in and around Kingston. Read a few before you call; they say more about how we work than we could.

Google reviews

Customers on our tankless water heater installation work

★★★★★
Greg is awesome! He came out to service our thankless water heater (which hadn't been serviced in 11 years) and did a great job. He really put in a lot of effort to minimize any mess that it involved and was very personable during the job. His communication is also very clear.
Deborah R · Google review · 2 years ago
★★★★★
Gregory did fantastic work descaling my tankless water heater, was in and out within an hour. They texted me when he was on his way and gave me an ETA which was MUCH appreciated. Kind, courteous and professional. I will be using them for my future plumbing needs.
Krysta Cordell · Google review · 3 years ago

Tankless Water Heater Installation in Kingston?

Flat-rate price before we start. Kingston is about 50 minutes to an hour north of Port Orchard on Highway 3 and Highway 104.

Call nowRequest service