Last updated: September 24, 2026
What affects the price
The final price for a new water heater depends on a few moving parts. First, you have to choose the right fuel source—gas or electric—and decide if you want to stick with a standard tank or upgrade to a tankless model. We also look at the physical space where it sits and whether your current venting or gas lines meet modern safety codes. If we need to move the unit or upgrade plumbing to get it up to speed, that shifts the labor involved. Exact pricing confirmed free on the call.
About this service
Navien units are sophisticated systems that require specialized knowledge to troubleshoot. If your unit displays an error code, has reduced flow, or fails to ignite, a technician should inspect the heat exchanger and sensors. You typically need this service when the water temperature fluctuates or the unit stops responding entirely. Proper maintenance ensures these high-efficiency systems continue running as intended. Exact pricing confirmed free on the call.
As fall sets in, it is smart to make sure your water heater is ready for the coming cold. Preparing now means you won't be caught off guard when the first frost hits. A proactive check ensures you have reliable hot water for the holidays and prevents emergency calls when the weather turns harsh.
Frequently asked in Chicago
How long can I expect my Navien tankless water heater to last?
What are the signs that my gas tankless water heater needs professional attention?
Several indicators suggest your gas tankless water heater requires professional assessment. Reduced hot water output, inconsistent temperatures, or unusual noises like banging or whistling are common. If you notice any gas odors or see water leaks around the unit, it's imperative to call a pro immediately. These symptoms can point to significant internal problems that need expert diagnosis and repair.
What’s involved in flushing a tankless water heater, and why is it important in Chicago?
Flushing a tankless water heater involves circulating a descaling solution through the unit to remove accumulated mineral deposits, a common issue in Chicago's water supply. This process is vital for maintaining efficiency and preventing internal damage. Neglecting this maintenance can lead to reduced performance and a shortened lifespan for your Navien unit. A licensed pro can perform this service effectively.
Are energy-efficient tankless water heaters truly worth the investment for Chicago homes?
Yes, energy-efficient Navien tankless water heaters offer significant long-term savings for Chicago residents. While the initial cost may be higher, their superior energy conversion dramatically reduces gas bills over the unit's lifespan. They also provide on-demand hot water, eliminating standby energy losses common with traditional tank heaters. This efficiency is particularly beneficial given the varying heating demands throughout Chicago's seasons.
What is the typical lifespan of a standard hot water heater compared to a tankless model?
Traditional tank hot water heaters generally have a lifespan of 8 to 12 years, whereas tankless models, like those from Navien, are designed to last significantly longer, often 15 to 20 years or more. This extended durability is due to their more robust construction and the fact that they only operate when hot water is demanded, reducing constant wear and tear. Tankless units also mitigate the risk of tank leaks and corrosion over time.
What are the common problems encountered with electric tankless water heaters?
Electric tankless water heaters can experience issues such as insufficient heating capacity for high-demand households, especially in colder climates like Chicago's winters. Overloaded electrical circuits can also be a concern if the home's wiring isn't adequately prepared. Sediment buildup, similar to gas models, can impede performance. Ensuring proper sizing and installation by a qualified professional is key to avoiding these complications.
How does the installation cost of a tankless water heater compare to a traditional unit?
The initial installation cost of a tankless water heater is generally higher than that of a traditional tank unit due to the more complex plumbing and venting requirements. Factors influencing this cost include the specific Navien model chosen, whether new gas lines or venting are needed, and the accessibility of the installation site within your Chicago home. However, the long-term energy savings often offset this initial investment over the life of the unit.
Also serving nearby: Naperville · Aurora · Joliet · Elgin · Waukegan
More on this: DOE water heating — efficiency and sizing.
Service area details
Serving all of Chicago — population 2,664,452; about 11,699 residents per square mile across 227.7 sq mi. ZIP codes covered include 60601, 60602, 60603, 60604, 60605, 60606, 60607, 60608.
Neighborhoods served in Chicago: The Loop, Lincoln Park, Wicker Park, Gold Coast, Lakeview, Hyde Park — and every surrounding area.
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