Enhancing The Comforts Of Home
How They Work
1.When a hot water tap is opened, the tankless water heater detects the ﬂow.
2.The ﬂow sensor activates to determine the amount of hot water needed.
3.The igniter activates.
4.The gas control valve opens to supply the correct amount of gas.
5.The fan and venturi activate to provide the correct amount of gas and fuel.
6.The premix burner ignites providing a ﬂame to heat the water.
7.Cold water is pre-heated in the secondary heat exchanger.
8.Pre-heated water passes from the secondary to the primary heat exchanger.
9.The unit determines outgoing set temperature and adjusts the ﬂame to heat the water.
10.Heated water moves to the buffer tank.
11.Desired hot water amount delivered to the faucet.
With Navien Tankless Water Heaters, homeowners can now enjoy an endless supply of hot water wherever and whenever they need it.
Because they operate on an as-needed basis, Navien Tankless Water Heaters provide whole-home hot water while using less energy than traditional systems.
On top of eﬃciency, these tankless water
heaters feature a commercial-grade heat exchanger for unparalleled quality, durability and safety.
And because no tank is needed, these units offer substantial space savings in the home. The ﬂexibility of continuous hot water. The reliability of proven engineering. It’s everything homeowners need to feel comfortable.