Updating a Tankless Heater in an 1980s Archdale Brick Home

The older installation was falling behind

The household called in spring after the existing tankless heater stopped keeping up with hot-water use. The unit was installed in an older two-story brick home, where access to the water, gas and vent connections mattered as much as the heater itself. Our team needed to determine if the problem could be corrected or if the equipment had reached the point where installation made more sense.

The homeowner wanted dependable hot water without turning the job into a larger project. They also wanted the replacement to work with the home's existing gas service and vent path, rather than adding unrelated electrical or structural work. We checked those conditions before recommending the next step.

The heater and its connections needed a closer look

Our technician inspected the tankless unit, water connections, gas connection and venting before touching the equipment. The existing heater showed enough wear that continued repair was less practical than replacing it. The inspection also confirmed that the home's existing installation could support the new gas tankless heater without changing the home's electrical service.

Archdale homes commonly include older brick and vinyl construction, so we also checked the wall area and access around the equipment. We verified the water lines, gas piping and vent route, then planned the replacement around those existing conditions.

A focused replacement from inspection to testing

1. Inspect the existing heater

   We started by checking the reported hot-water problem and examining the unit, water lines, gas connection, venting and nearby wall area. This showed whether repair was reasonable and whether the existing setup could support replacement.

2. Prepare the work area

   Our team shut down the affected services, protected the surrounding area and disconnected the old tankless heater. We kept the work centered on the existing heater location and its direct connections.

3. Set the replacement unit

   We installed the new gas tankless water heater using the compatible water, gas and vent connections identified during inspection. Each connection was aligned and secured before the unit was placed into operation.

4. Check operation and safety

   We tested water flow, hot-water delivery, gas connections and venting after installation. We also checked for leaks and confirmed that the controls responded as expected.

5. Explain the finished setup

   Before leaving, we showed the household the installed equipment and reviewed the basic operating points. The one-visit job was complete after the final hot-water and connection checks.

Hot water returned after one focused visit

The new tankless water heater was operating at the end of the spring visit. Hot-water performance, water connections, gas piping and venting were checked before our team finished, giving the household a working setup in the older Archdale home.

Because the existing installation supported the replacement, the work stayed focused on the heater and its direct connections. The household received a clear explanation of the finished equipment and what our technicians verified before leaving.

What set the mid-range investment

The cost of this Archdale job came from the replacement equipment, the labor needed to remove and install it, and the inspection and testing required for the gas, water and vent connections. Keeping the new unit in the existing location helped keep the work focused.