0931 Series ASME tankless water heater Noritz noritz.com Heats 9.3 gallons per minute Stainless-steel exterior casing Direct-vent units available Designed for indoor/outdoor use Natural gas and propane models only Dual-flame burner 84 percent thermal efficiency
0931 Series ASME tankless water heater Noritz noritz.com Heats 9.3 gallons per minute Stainless-steel exterior casing Direct-vent units available Designed for indoor/outdoor use Natural gas and propane models only Dual-flame burner 84 percent thermal efficiency