KMC Recess Box for Exterior Tankless Water Heater

Precisely engineered accessories can add even more reliability . convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting . up to 8 tankless water heater units share the same vent system. This allows for significantly fewer wall or roof cuts . less labor . and longer vent lengths than ever possible with single-unit tankless water heater venting.