
Dual Navien Tankless Water Heater Installation in La Jolla, CA
This residential plumbing project in La Jolla, CA, features a dual Navien tankless water heater installation designed to support the property’s hot water needs. Tidal Plumbing installed two wall-mounted, ENERGY STAR-certified Navien units with an extensive network of copper piping, insulated water lines, gas connections, and dedicated venting. The completed setup demonstrates the importance of professional plumbing installation when configuring a high-capacity residential water heating system.
Dual Navien Tankless Water Heater Setup
Unlike traditional storage tank water heaters, tankless systems heat water on demand rather than continuously maintaining a large reservoir of hot water. Installing two Navien tankless water heaters provides additional equipment capacity for properties with substantial hot water requirements, depending on how the units are configured.
For this La Jolla installation, the two units were mounted side by side, creating an organized equipment layout with accessible plumbing connections and service components. Both water heaters feature digital temperature controls and ENERGY STAR certification, supporting efficient hot water production and convenient temperature adjustments.
Custom Copper Piping and Water Line Connections
A major component of this tankless water heater installation involved configuring the water supply piping to accommodate both units. The finished installation includes carefully routed copper pipes, multiple fittings, and dedicated connections that integrate the water heaters with the property’s plumbing infrastructure.
Proper water line sizing, pipe routing, and secure connections are essential for reliable system operation. The visible copper piping and organized layout provide a practical approach to connecting multiple water heating units while keeping important plumbing components accessible for future maintenance.
Insulated Hot Water Lines for Energy Efficiency
The installation also features extensive pipe insulation surrounding several of the water lines. Insulating hot water piping helps reduce heat loss as heated water travels through the plumbing system, particularly when pipes are exposed in utility rooms or other unfinished areas.
The black pipe insulation visible throughout the installation also creates a clean, organized appearance while helping protect the piping from unnecessary temperature fluctuations. These details contribute to an efficient and thoughtfully configured water heating system.
Gas Supply Connections and Tankless Water Heater Venting
Gas-powered tankless water heaters require correctly configured fuel supply connections and venting to operate safely. This La Jolla project features dedicated gas connections for both Navien units, along with PVC vent piping extending toward the ceiling.
Proper gas line sizing, approved fittings, and manufacturer-specified venting arrangements are important considerations during installation. These components must be configured according to applicable plumbing and mechanical codes, equipment specifications, and the property’s installation requirements.
Water Treatment and Plumbing Service Components
Additional details visible in the installation include shutoff valves, service connections, and an inline water treatment component. These elements support the overall plumbing arrangement and provide access for routine maintenance and servicing.
Tankless water heaters benefit from periodic maintenance, particularly in areas where mineral buildup can affect heat exchanger performance. Accessible service connections make it easier to perform recommended maintenance and help support the equipment’s long-term operation.
Professional Tankless Water Heater Installation in La Jolla
Installing multiple tankless water heaters requires careful coordination between water supply piping, gas connections, venting, and the property’s hot water demands. Every component must be properly selected and installed to support the intended system configuration.
This dual Navien installation showcases a detailed residential plumbing setup with neatly arranged piping, insulated water lines, and accessible equipment. The completed project provides a dedicated on-demand water heating solution for this La Jolla property.
Need a Tankless Water Heater Installed in La Jolla?
Whether you’re replacing an outdated water heater, upgrading to a Navien tankless system, or considering multiple units for a larger home, Tidal Plumbing provides professional water heater installation and plumbing services throughout La Jolla and the greater San Diego area.
Our team can help evaluate your property’s hot water requirements, discuss equipment options, and coordinate the plumbing connections needed for a tankless water heater installation.
Call (619) 902-4065 to discuss your tankless water heater project or schedule service.





