Lake County Mechanical installs and replaces tank and tankless water heaters with proper sizing, code-compliant workmanship, and dependable hot water performance.


When you call Lake County Mechanical, you can expect a straightforward service process:
We review system age, repair history, household demand, venting, and connections to determine the right replacement or installation approach.
We recommend appropriately sized tank or tankless options based on performance goals, energy efficiency, and long-term reliability.
We safely remove old equipment if needed, complete the installation with precision, and verify proper temperature output and safe operation.
Most standard tank replacements are completed the same day. Tankless conversions can take longer when venting, gas, or electrical adjustments are needed.
The right size depends on your household occupancy and peak hot-water use. We calculate capacity and recovery so your system matches your daily demand.
Tank units generally have a lower upfront cost, while tankless systems can offer long-term efficiency and continuous hot-water delivery when properly sized. We can help you compare both options for your home.
Yes. When permits are required, our team handles the permitting and inspection process as part of the installation workflow.
Yes, especially when older equipment is oversized, underperforming, or nearing end-of-life.
We evaluate demand, system type, efficiency goals, and budget to recommend options that fit your property.
Yes. Installation planning includes safe removal and professional setup for a smooth transition.
Need help with water heater installation or replacement?
Call us to reach Lake County Mechanical and schedule service in Lake County, IL.