Whole Home Tankless Gas
High-BTU natural gas tankless heater sized for whole-home demand in Idaho's climate. Handles simultaneous showers, dishwasher, and laundry without breaking a sweat.
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PRODUCTS
Tankless Water Heaters
Boise & Treasure Valley
Endless Hot Water On Demand for Boise & Treasure Valley Homes
Traditional tank water heaters store 40-50 gallons of hot water around the clock — heating water you're not using, running out when you need it most, and taking up valuable space. Aqua Source's tankless water heaters heat water instantly on demand, delivering a continuous flow of hot water that never runs out. Engineered for Idaho's cold groundwater temperatures and custom-sized for your home's specific hot water demand.
40%
Energy
Savings
Savings
Tank vs. Tankless — Why Idaho Homeowners Are Switching
See the difference a tankless system makes in your home, your energy bill, and your daily life.
Traditional Tank Heater
- Runs out of hot water during heavy use
- Heats water 24/7 even when you're away
- Bulky 50-gallon tank takes up floor space
- Average lifespan of 8–12 years
- Standby heat loss wastes 20–30% of energy
- Cold groundwater means slow recovery in winter
Aqua Source Tankless
- Endless hot water — never runs out
- Only heats water when you turn on the tap
- Wall-mounted — frees up valuable floor space
- Average lifespan of 20+ years
- Up to 40% more energy efficient
- High BTU output designed for Idaho cold-water temps
Why Boise & Treasure Valley Homeowners Choose Tankless
- Endless hot water — no more cold showers when the tank runs out
- Up to 40% reduction in water heating energy costs
- Wall-mounted unit frees up closet or utility room space
- 20+ year lifespan vs. 8–12 years for tank heaters
- Sized and configured for Idaho's cold groundwater temperatures
- Qualifies for federal energy efficiency tax credits
- Reduced risk of water damage — no tank to leak or burst
- Lower carbon footprint — only burns gas when hot water is needed
Our Tankless Water Heater Systems
Professionally installed throughout Boise, Meridian, Nampa, Kuna, Caldwell and surrounding areas.
Condensing Tankless Heater
Our most efficient unit — condensing technology captures heat from exhaust gases for up to 98% thermal efficiency. Maximum energy savings for Treasure Valley homes.
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Tankless + Recirculation Combo
Combines our Grundfos™ hot water recirculation system with a tankless heater — instant hot water at every faucet the moment you turn the handle. The ultimate upgrade.
Get a QuoteTankless Water Heater Features
Endless Hot Water
On-demand heating means you never run out — no recovery time, no cold showers, no scheduling showers around the tank.
Up to 40% Energy Savings
Only fires when hot water is needed — eliminating the standby heat loss that wastes energy in traditional tank systems 24/7.
Digital Temperature Control
Precise digital controls let you set your exact desired water temperature — consistent every time, no more scalding or cold surprises.
Space Saving Design
Wall-mounted unit is the size of a small suitcase — reclaims the floor space your old tank was occupying in your utility room.
Built for Idaho Winters
High-BTU output specifically rated for Idaho's cold groundwater temperatures — full performance even in January.
20+ Year Lifespan
Tankless units last more than twice as long as traditional tanks — with proper maintenance, easily 20 years of reliable service.
Serving the Entire Treasure Valley
Aqua Source installs and services tankless water heaters throughout the Boise metro area. Same-week installations available in most locations.
Boise
Meridian
Nampa
Caldwell
Kuna
Eagle
Star
Middleton
Garden City
Twin Falls
About Aqua Source
Aqua Source is a family owned and operated business built upon more than 25 years of plumbing and water filtration experience. Proudly serving Boise, Meridian, Nampa, Kuna, Caldwell and the entire Treasure Valley.