Tankless Water Heater Services in Spokane & North Idaho

Endless Hot Water With Energy-Efficient Performance You Can Rely On

Modern Hot Water Solutions for Homes Across the Inland Northwest

Running out of hot water is frustrating—especially in busy households. Tankless water heaters offer a smarter, more efficient way to keep hot water flowing without the limitations of a traditional tank.

At Top Dog Plumbing, we provide professional tankless water heater installation, replacement, and repair services throughout Spokane County and North Idaho. Whether you’re upgrading from a tank system or maintaining an existing tankless unit, our licensed plumbers deliver expert service every step of the way.

(509)309-2176

Professional Pricing for Permanent Fixes

We Quote the Whole Job, Not Just the Drip

24/7 Emergency Plumbing

Nights, weekends, holidays. We’re on call, always.

Flexible Financing

Payment plans available for unexpected repairs.

Installed Correctly for Long-Term Performance

Proper installation is critical for tankless water heater performance and longevity. Our plumbers ensure your system is vented correctly, connected safely, and tested thoroughly before we leave.

The result: reliable hot water you can count on.

PLUMBING EMERGENCY

Call Us Now

(509) 309-2176

Plumbing emergencies don’t happen between the hours of 9am-5pm. We are available 24 hours a day 7 days for you.

Why Choose a Tankless Water Heater?

Endless Hot Water

Tankless systems heat water on demand, so you never run out—even during back-to-back showers.

Energy Efficiency

Because water is only heated when needed, tankless systems use less energy than traditional tanks.

Space-Saving Design

Wall-mounted units free up valuable space in utility rooms, basements, or garages.

Lower Utility Costs

Reduced energy usage can translate to lower monthly utility bills over time.

Tankless Water Heater Installation

Upgrade to Hot Water On Demand

Installing a tankless water heater is an investment in comfort, efficiency, and long-term savings. Our team evaluates your home’s layout, water usage, and system requirements to ensure your new unit is properly sized and installed for optimal performance.

Ideal for:

Homeowners switching from traditional tank water heaters
New construction or remodels
Homes with high hot water demand

Tankless Water Heater Replacement

Replace Aging Units With Confidence

If your existing tankless system is struggling to keep up or nearing the end of its lifespan, we’ll help you select and install a reliable replacement. Proper replacement ensures efficiency, consistent performance, and long-term reliability.

Proper installation is critical for tankless water heater performance and longevity. Our plumbers ensure your system is vented correctly, connected safely, and tested thoroughly before we leave.

The result: reliable hot water you can count on.

Tankless Water Heater Repair Services

Keep Your System Running Smoothly

Tankless water heaters are highly efficient, but they still require proper maintenance and occasional repairs. If your unit isn’t delivering consistent hot water or is displaying error codes, our plumbers can diagnose and repair the issue quickly.

We commonly address:

Inconsistent water temperature
Error messages or shutdowns
Mineral buildup or scaling
Ignition or flow sensor issues

Upfront Pricing. No Surprises. Guaranteed.

Before any work begins, we assess the situation and provide clear, honest pricing. You’ll never pay more than what you’re quoted. That’s our commitment to transparency and trust.

Schedule Tankless Water Heater Service Today

If you’re ready to upgrade to a tankless water heater—or need service for an existing unit—trust Top Dog Plumbing for expert, dependable solutions.

(509)309-2176

Frequently Asked Tankless Water Heater Questions:

What's the average cost of installing a tankless hot water heater?

Do you need a plumber to install a tankless water heater?

Is there a downside to a tankless water heater?

A tankless water heater is not for everyone - it's better for the right home. A downside of a Tankless Water Heater is that it has limited hot water. This type of water heater can only heat so much water at one time. If you are in demand for more hot water than the unit can generate, the temperature of the water will fluctuate.
That’s why a reputable plumber should:

- Evaluate usage
- Inspect existing infrastructure
- Explain pros and cons
- Size the system correctly

Can I replace my 40 gallon water heater with a tankless water heater?

Top Dog Plumbing Services

Commercial
Plumbing

Water Heater
Repair

Sewer Line
Repair

Tankless Water
Heaters

Kitchen Plumbing
Services

Kitchen Faucet Replacement & Installs

Dishwasher
Installation

Garbage Disposal Repair & Installs

Frozen & Burst
Pipe Repairs

Drain
Services

Drain Cleaning
Services

Floor Drain
Repair & Install

Bathroom
Plumbing

Bathroom Faucet Replacement

Toilet Installation
& Repair

Shower & Bathtub Drain Replacement

Sewer
Services

Sewer Line
Replacement

Sewer Camera Inspection Services

Water Heater Installation & Replacement

Emergency
Plumbing

Hydro Jetting Drain Cleaning Services

Call (509) 309-2176

SERVICE AREA

Servicing the entire Spokane County Area and Beyond!

Top Dog Plumbing services proudly service the following cities and neighborhoods across Spokane both residential and commercial:

Veradale

Greenacres

Mead

Newman Lake

Nine Mile Falls

Airway Heights

Otis Orchards

Colbert

Spokane Valley

Liberty Lake

(Fully licensed to serve Washington State.)

Our Customer Reviews Tell The Story

walkingwith United

3 reviews • Mar 17, 2026

Greater Spokane county Meals on Wheels kitchen.
I called TOP DOG plumbing this morning with an emergency.
Ray, the technician was right on it and helped us get the kitchen back up and running.

Services

Kitchen Plumbing Service

Marilyn Larson

7 reviews • Mar 13, 2026

We had two sinks that wouldn't drain with obnoxious odors. Self help measures didn't help.
Ray from Top Dog came, got right to work and fixed everything quickly and at a reasonable cost. I will call them again if (when) we have future plumbing needs.

Services

Drain cleaning

Don Glaser

3 reviews • Feb 13, 2026

Had a water line valve in the house fail and major flooding ensued. In dire need of water line repair. Contacted TOP DOG plumbing.
Exceptional response time and professional service.
Highly recommend this team of professionals.

Services

Plumbing leak repair

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WHY TOP DOG PLUMBING LEADS THE PACK

A Local Company Built on Hard Work, Integrity, and Real Customer Care

At Top Dog Plumbing & Drain, we built our business on doing things the right way. Spokane customers trust us because:

24/7 SERVICE

There for you, when you need it most. Nights, weekends or holidays

Bonded and Licensed in WA state

Your home is protected.

Easy scheduling & real human support

A friendly team answers your call and prioritizes your timeline.

Respectful technicians

We treat your home like it’s our own and leave every space cleaner than we found it.