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

Tankless Water Heater Installation in Keyport, WA

A tankless water heater in a Keyport home means no stored tank to leak, no running out mid-shower, and a closet or garage corner back. Washington Plumbing & Drain sizes the unit for winter inlet temperatures, upsizes the gas where it needs it, and commissions it under load before leaving.

35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308from 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 Keyport homes

What is behind the drywall in Keyport matters more than most people expect. Keyport is a compact village of early-1900s through 1950s houses built for torpedo station workers, with a handful of newer homes squeezed onto the waterfront. Small lots, short setbacks, and plumbing that has been patched for a century: galvanized supply, cast iron drains, and additions with whatever pipe was on hand. From our shop in Port Orchard, Keyport is about 35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308; we schedule it alongside nearby stops so windows stay tight.

Why tankless water heater installation is a little different in Keyport

Vacation homes and rentals around Keyport 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.

Digging and draining in Keyport depend on the soil. The village sits on a small, low peninsula jutting into Liberty Bay, with water on three sides and a lagoon on the base. Ground is close to sea level with a high, tidal water table. The slopes rising toward the Brownsville road are glacial till. Salt air and brackish groundwater are hard on buried steel.

Local conditions that affect tankless water heater installation in Keyport

Here is a Keyport detail that changes how we approach the job: Side sewer roots and offsets in the village's older clay lines

Winter water comes into Keyport 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.

The pattern we see most in Keyport is this: Frozen hose bibs and crawlspace lines in the recent cold snaps

Many older Keyport 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 Keyport homeowners call us for tankless water heater installation

Worth a call

  • A remodel or ADU is adding hot water demand the current tank cannot meet
  • 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

How we handle tankless water heater installation in Keyport

Our tankless water heater installation process in Keyport is 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, with the written price coming before any tool is picked up.

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

Keyport neighborhoods and areas we serve

From Liberty Bay shoreline to South Keyport and the Brownsville road, with plenty of stops around Naval Base Kitsap Keyport, the torpedo station and Keyport county beach park across from the main gate, Keyport is well-worn ground for our trucks.

Liberty Bay shorelineDogfish BayKeyport villageThe Keyport peninsula waterfrontWashington Avenue and the main gate areaVirginia PointSouth Keyport and the Brownsville road

Tankless Water Heater Installation questions from Keyport

Is my Keyport 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.

How long does a tankless conversion take in Keyport?

Most are done in a day with hot water back by evening. Adding a gas line to a new location or running a long vent can push it to two days, and we tell you up front.

Do you service tankless heaters in Keyport after installing them?

Yes. We descale and service tankless units across Kitsap County, and most customers put the new unit on a maintenance interval matched to their water.

Will a tankless heater work on well water in Keyport?

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.

Why do you install Rinnai?

They have held up in this climate, local supply houses stock the parts, the units keep a diagnostic history that makes service faster, and the warranty is honored. We would rather install one brand we trust than whatever is cheapest that week.

From Port Orchard it is an easy run to Keyport, and we keep the trucks stocked so a repair rarely waits on a parts run. Water heaters, valves, pumps and fittings for the common jobs ride with us.

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 Keyport?

Flat-rate price before we start. Keyport is about 35 to 40 minutes from Port Orchard up Highway 3 and out State Route 308.

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