Tankless Water Heater Installation

Raptor Rooter & Plumbing provides expert tankless water heater installation in Spokane Valley, WA. Get the right unit sized and installed correctly by a licensed local team.

Switching to a tankless water heater is one of the most practical upgrades a Spokane Valley homeowner can make. You get hot water on demand, lower energy costs, a longer-lasting system, and more usable space where your old tank used to sit. The key to getting all of those benefits is choosing the right unit and having it installed correctly from the start.

At Raptor Rooter & Plumbing, our licensed technicians handle every step of the process, from helping you choose the right system to completing the full installation so everything works the way it should.

A proper tankless installation involves more than swapping out your old unit. Depending on your home’s existing setup, the job may include gas line work, new venting, electrical upgrades, or water line modifications. We handle all of it.

Our tankless water heater installation services include gas and electric tankless water heater installation, proper sizing based on your household’s hot water demand and number of fixtures, dedicated gas line installation or electrical circuit work when needed, venting installation for gas units, old water heater removal and responsible disposal, and permit-ready installation completed to code.

We work with all major brands and will walk you through the options that make the most sense for your home and budget before any work begins.

Sizing is the most important factor in a tankless installation. A unit that’s too small will struggle to keep up when multiple fixtures draw hot water at the same time. A unit that’s too large costs more than your household needs.

The right size depends on your peak hot water demand, the number of bathrooms and appliances in your home, your fuel source, and your incoming water temperature. In Spokane Valley, winter ground temperatures affect how hard the unit has to work, which factors into sizing decisions for this climate specifically.

Our team will assess your home’s needs before recommending a unit so you’re not guessing after the fact.

Spokane Valley has moderately hard water, and mineral scale buildup inside the heat exchanger is one of the leading causes of early performance issues in tankless units throughout this area. Addressing water hardness before or at the time of installation protects your investment and keeps the system running efficiently. A water softener significantly reduces the rate of scale buildup and extends service intervals. We offer free in-home water quality testing so you know exactly what you’re working with before making any decisions.

A new tankless unit benefits from routine preventive maintenance, especially in areas with hard water. Annual descaling removes mineral buildup from the heat exchanger, preserves flow rates, and prevents the kind of strain that shortens the system’s lifespan.If you ever notice a drop in performance, an error code, or inconsistent hot water output, our tankless water heater repair team is ready to diagnose and resolve the issue quickly.

Raptor Rooter & Plumbing is a licensed, insured team with over 20 years of combined experience. We serve Spokane Valley and the surrounding area including Spokane, Airway Heights, Cheney, Liberty Lake, and Coeur d’Alene, ID. Every installation comes with upfront pricing, clear communication, and honest guidance from start to finish.

Ready to make the switch? Contact Raptor Rooter & Plumbing today and request a free estimate.

Request a Free Estimate Today

Contact Raptor Rooter & Plumbing Today

What’s the price?

We offer free in-person estimates so we can give you accur

Yes! Visit our website and click “Specials” at the top of the page to see our current deals and discounts.

We are based in Spokane Valley and proudly serve Spokane, Spokane Valley, and surrounding areas.

We send a technician to your home for a free in-person estimate. If you approve the quote, we can usually complete the work the same day.

We can do both. If you want only an estimate, that’s fine—but if you’re ready for the repair or installation, our team is equipped to complete the job during the same visit (when possible).

Most jobs are completed the same day. Larger or more complex projects are typically finished within a week.

We accept all major forms of payment.

Payment is due at the time of service.

Recent Tank Water Heaters Projects

Tankless Water Heaters

Raptor Rooter & Plumbing is Spokane Valley's trusted source for tankless water heater services. Learn what tankless can do for your home and get expert help from a licensed local team.

Water Treatment Systems

From chlorine taste and odor to hardness, iron, and bacteria concerns, Raptor Rooter & Plumbing provides comprehensive water treatment system installation throughout Spokane Valley, WA. We test your water first, then recommend the right combination of treatment technologies to address your specific water quality issues — giving you healthier, better-tasting water every day.

Water Filtration

Raptor Rooter & Plumbing provides free in-home water quality testing and professional water filtration system installation in Spokane Valley, WA. Cleaner water starts with the right system.