Tankless Water Heater Installation in Aurora, CO

Licensed technicians. Same-day quotes. Written price before we start.

Denver Metro Flows Better

Tankless Water Heater Installation Near Me

If your tank water heater keeps running out of hot water, or you’re tired of paying to heat 50 gallons you haven’t used yet, a tankless system is a real upgrade, not just a marketing claim.

MileFlow installs gas and electric tankless water heaters throughout Aurora and the surrounding Denver metro. We handle the full job: assessment, permits, removal of your old unit, installation, venting, and calibration. One crew. One invoice. No subcontractors.

Tankless units deliver hot water on demand, last 15–20 years with proper maintenance, and cut water heating costs by 20–30% in most homes. In Aurora specifically, the right installation matters more than in most cities. Hard water at 11 grains per gallon and an elevation of 5,400 feet both affect how a tankless system performs long-term.

Call us to schedule a free in-home assessment. We’ll tell you exactly which unit fits your home and what it will cost before you commit to anything.

Signs It's Time to Upgrade to a Tankless Water Heater
Your Tank Water Heater Is Over 10 years old.

Tank water heaters in Aurora typically last 8–12 years, shorter than the national average because of the city’s hard water. At 11 grains per gallon, Aurora’s supply deposits mineral scale inside the tank faster than in softer-water cities.

If your unit is approaching 10 years and starting to act up, a repair buys time, not a fix. A tankless replacement gives you 15–20 years of reliable hot water and eliminates the tank entirely.

Two showers back to back. A load of laundry while someone does the dishes. For families with standard tank units, that’s a daily juggling act.

A properly sized tankless system heats water as it flows. No storage limit. No recovery period. The household gets hot water in sequence, not based on who gets to the shower first.

That standby heat loss adds up, roughly $50–$100 per year in wasted energy for the average Aurora home.

Tankless units only fire when you turn on a tap. The U.S. Department of Energy estimates 20–30% energy savings on water heating for most households that make the switch.

If you’re remodeling, adding a bedroom suite, or finishing a basement, it’s the right time to right-size your water heating. Installing a tankless unit during a renovation costs less than retrofitting later, and you can size the new unit for the home you’ll have, not the one you started with.

We work alongside general contractors and coordinate the installation to fit your project timeline.

Don’t flip any switches. Walk out. Call from outside: (720) 601 4450 or 911. We handle gas line emergencies with detection equipment and carry fittings for same-visit repairs.

Request a quote today

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Let's start

How Tankless Water Heater Installation Works

No surprises, no mystery. Here's what happens from the first call to the final test.

1

Free In-Home Assessment & Sizing

A technician visits your home to measure your household's peak hot water demand: how many fixtures run simultaneously, water flow rates, and your current gas or electrical capacity.

2

Permit & Aurora Building Code Compliance

Most tankless installations in Aurora require a building permit, especially when gas line work or new venting is involved. We pull the permit before work starts.

3

Removal of Your Existing Unit

We disconnect and remove your old water heater, including draining the tank and disposing of it properly. The area is left clean before installation begins.

4

Installation, Venting & Utility Connections

The new unit gets mounted, connected to your gas line or electrical panel, and vented to the exterior. Tankless systems require direct venting, a specific type of sealed exhaust that prevents backdrafting.

5

Testing, Calibration & Walkthrough

Before we leave, we run the system through full operating conditions: hot water at multiple fixtures simultaneously, temperature stability under load, and a check for any gas or water leaks.

Services

Tankless Water Heater Installation Services

Gas Tankless Water Heater Installation

They deliver higher flow rates than electric units and work well in homes already on natural gas.

Electric Tankless Water Heater Installation

Electric tankless units fit homes without natural gas service, new construction, or smaller applications like bathroom additions or home offices. Brands we install: Stiebel Eltron, EcoSmart, Rheem, and Bosch.

Tankless Water Heater Replacement

Replacing a tank unit with a tankless system is the most common installation we do. It involves more than swapping equipment. The venting, gas line, and water connections often need modifications.

Why Aurora Homeowners Trust MileFlow for Tankless Installation

Our clients say

Happy clients who received our services

Linda R.
Linda R.
“Burst supply line under my kitchen sink at 7 AM. The person who answered walked me through shutting off the water while they dispatched. The technician was at my door in under an hour. Fixed the pipe, checked the valve, and was done before I left for work. Price matched exactly what they said on the phone."
Linda R.
Linda R.
“Burst supply line under my kitchen sink at 7 AM. The person who answered walked me through shutting off the water while they dispatched. The technician was at my door in under an hour. Fixed the pipe, checked the valve, and was done before I left for work. Price matched exactly what they said on the phone."
Linda R.
Linda R.
“Burst supply line under my kitchen sink at 7 AM. The person who answered walked me through shutting off the water while they dispatched. The technician was at my door in under an hour. Fixed the pipe, checked the valve, and was done before I left for work. Price matched exactly what they said on the phone."

Frequently asked questions

Gas tankless installations in Aurora run $1,100–$2,700 installed, depending on unit efficiency, gas line modifications, and permit requirements. Electric whole-home systems run $850–$1,600. MileFlow provides a written quote during a free in-home assessment before any work begins.

The equipment purchase is legal, but the installation almost certainly isn’t without permits. Aurora requires a building permit for gas line work and new appliance connections, and the permit requires inspection by a licensed contractor. DIY installations that skip permitting can void your homeowner’s insurance and create disclosure issues when you sell the home.

Higher upfront cost than tank units, typically $500–$1,500 more installed. Gas units require adequate gas line pressure; some older Aurora homes need a gas line upgrade. Annual descaling is required in Aurora’s hard water environment, or scale buildup degrades performance within 2–3 years. If the power goes out, a gas tankless unit won’t operate because most require electricity for ignition and controls.

Yes, with a properly sized unit. A typical Aurora home running two simultaneous showers needs a unit with at least 5–6 gallons per minute (GPM) capacity. Homes running two showers plus a dishwasher simultaneously need 8+ GPM. MileFlow calculates your household’s peak demand during the assessment and recommends the right unit size.

Ready to Go Tankless? Get Your Free Installation Quote Today

Our certified plumbing team is ready right now—guaranteed work, professional service, any hour.

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