Rinnai Wireless Starter Kit with One Controller KWL503
Specification Sheet (Click Here)
Model: KWL503
In a fully wireless setup, you can add up to 3 additional wireless remote controllers (one is designated Master Controller) or use wireless in combination with wired remotes (limited to 4 total and only certain combinations are supported).
Rinnai Wireless Starter Kit with One Controller KWL503
Specification Sheet (Click Here)
Model: KWL503