Products
Water Heaters
Tankless Water Heaters
Noritz Tankless Water Heaters

Collection: Noritz Tankless Water Heaters

We stock a full line of Noritz tankless water heaters, including high-efficiency condensing units, LP gas models, outdoor-rated systems, and recirculation-ready options. From compact 6.6 GPM units to larger capacity models, we’ve got multiple sizes and gallon options in stock. Whether you're upgrading a residential system or handling a commercial install, our Noritz gas water heaters are available for pickup or local delivery across Texas.
  • Noritz 9.8 Gpm Lp Indoor W/Htr - APEX Supply Co.

    Noritz 180,000 BTU 9.8 GPM 120 Volts Liquid Propane Residential Tankless Water Heater

    APEX # o0098dvlp | Manufacturer # GQ-C2857WS-FF US LP
    Noritz
    Best Price $1,609.49/each

    6 in stock

  • Noritz 199,900 BTU 9.8 GPM Liquid Propane Gas Tankless Water Heater - APEX Supply Co.

    Noritz 199,900 BTU 9.8 GPM Liquid Propane Gas Tankless Water Heater

    APEX # ONR98ODLP | Manufacturer # GQ-2857WX US LP
    Noritz
    Best Price $1,470.52/each

    8 in stock

  • Noritz 11.1 Gpm Lp W/Htr

    Noritz 199,900 BTU 11.1 GPM 120 Volts Liquid Propane Residential Tankless Water Heater

    APEX # O0000ODLP | Manufacturer # GQ-C3257WX US LP
    Noritz
    Best Price $1,755.88/each

    5 in stock

  • Noritz Ng Easy 50 Gal Tank Replacement - APEX Supply Co.

    Noritz Ng Easy 50 Gal Tank Replacement

    APEX # O00EZ0050 | Manufacturer # EGQ-C2861WX-FF US
    Noritz
    Best Price $2,098.65/each

    2 in stock

  • Noritz 199900 Btu 11.1 Gpm T/Gas - APEX Supply Co.

    Noritz 199900 Btu 11.1 Gpm T/Gas

    APEX # O000082MC | Manufacturer # GQ-C3257WX-FF US NG
    Noritz
    Best Price $1,755.88/each

    6 in stock

  • Noritz 6.6Gpm T Gas Indoor W/Htr - APEX Supply Co.

    Noritz 120,000 BTU 6.6 GPM Natural Gas Residential Tankless Water Heater

    APEX # O00006610 | Manufacturer # NRC661-DV-NG
    Noritz
    Best Price $1,190.49/each

    4 in stock

  • Out of stock
    Noritz 11.1 Gpm Ng Indoor W/Htr W/Pump

    Noritz 11.1 Gpm Ng Indoor W/Htr W/Pump

    APEX # onor12ng | Manufacturer # NRCP1112DVNG
    Noritz
    Best Price $1,695.10/each
  • Noritz 9.8 Gpm Ng Indoor W/Htr W/Pump - APEX Supply Co.

    Noritz 9.8 GPM NG Indoor Tankless WH W/Pump

    APEX # O29800982 | Manufacturer # NRCP982DVNG
    Noritz
    Best Price $1,556.73/each

    1 in stock

  • Noritz 380000 Btu Ss 13.2 Gpm Asme T/Gas - APEX Supply Co.

    Noritz 380000 Btu Ss 13.2 Gpm Asme T/Gas

    APEX # O13210000 | Manufacturer # NC380-SV-ASME-NG
    Noritz
    Best Price $4,743.66/each

    5 in stock

  • Noritz Easy Series 180,000 Btu Tural Gas Unit - APEX Supply Co.

    Noritz Easy Series 180,000 Btu Tural Gas Unit

    APEX # O0EZ98DVNG | Manufacturer # GQ-C2860WX-FF US NG
    Noritz
    Best Price $1,616.75/each

    6 in stock

  • Noritz Easy Series 180,000 Btu Lp Gas Unit - APEX Supply Co.

    Noritz 180,000 BTU 9.8 GPM 120 Volts Liquid Propane Residential Tankless Water Heater

    APEX # O0EZ98DVLP | Manufacturer # GQ-C2860WX-FF US LP
    Noritz
    Best Price $1,616.75/each

    3 in stock

  • Out of stock
    Noritz Ez/Eztr Series Flex Vent Kit 35 Feet - APEX Supply Co.

    Noritz Ez/Eztr Series Flex Vent Kit 35 Feet

    APEX # O0EZ2FVK2 | Manufacturer # EZ2FVK-2
    Noritz
    Best Price $573.04/each
  • Noritz Easy Series 199,900 Btu Tural Gas Unit

    Noritz 199,900 BTU 11.1 GPM NG Residential Tankless Water Heater

    APEX # O0EZ111DVNG | Manufacturer # GQ-C3260WX-FF US NG
    Noritz
    Best Price $1,729/each

    4 in stock

  • Noritz Easy Series 199,900 Btu Lp Gas Unit - APEX Supply Co.

    Noritz Easy Series 199,900 Btu Lp Gas Unit

    APEX # O0EZ111DVLP | Manufacturer # GQ-C3260WX-FF US LP
    Noritz
    Best Price $1,849.91/each

    4 in stock

  • Noritz Lp 6.6 Gpm Outdoor W/Htr - APEX Supply Co.

    Noritz Lp 6.6 Gpm Outdoor W/Htr

    APEX # O066200LP | Manufacturer # NR662-OD-LP
    Noritz
    Best Price $924.82/each

    5 in stock

  • Noritz 6.6Gpm Lp Gas Indoor Dv W/Htr

    Noritz 6.6Gpm Lp Gas Indoor Dv W/Htr

    APEX # O066100LP | Manufacturer # NRC661-DV-LP
    Noritz
    Best Price $1,082.26/each

    3 in stock

  • Noritz 9.2Gpm Condensing Recirculation Lp Tankless Heater - APEX Supply Co.

    Noritz 9.2Gpm Condensing Recirculation Lp Tankless Heater

    APEX # O01000LPG | Manufacturer # GQ-C2660WXQ-FF US LP
    Noritz
    Best Price $1,907.01/each

    4 in stock

  • Noritz 9.2Gpm Condensing Recirculation Ng Tankless Heater - APEX Supply Co.

    Noritz Direct Vent (Standard Vent Convertible, EZ Convertible, OD Convertible) with Built-In Max 165,000 BTU 9.0 GPM Natural Gas

    APEX # O010000NG | Manufacturer # GQ-C2660WXQ-FF US NG
    Noritz
    Best Price $1,907.01/each

    5 in stock

  • Noritz Lp Easy 40 Gal Tank Replacement

    Noritz Lp Easy 40 Gal Tank Replacement

    APEX # O00EZ40LP | Manufacturer # EZTR40-LP
    Noritz
    Best Price $1,521.64/each

    9 in stock

  • Noritz Lp Easy 75 Gal Tank Replacement - APEX Supply Co.

    Noritz Lp Easy 75 Gal Tank Replacement

    APEX # O00EZ007L | Manufacturer # EGQ-C3260WX-FF US LP
    Noritz
    Best Price $2,331.83/each

    8 in stock

  • Noritz Ng Easy 75 Gal Tank Replacement - APEX Supply Co.

    Noritz Ng Easy 75 Gal Tank Replacement

    APEX # O00EZ0075 | Manufacturer # EGQ-C3261WX-FF US
    Noritz
    Best Price $2,331.83/each

    6 in stock

  • Noritz Liquid Propane Easy 50 Gal Tank Replacement - APEX Supply Co.

    Noritz Liquid Propane Easy 50 Gal Tank Replacement

    APEX # O00EZ005L | Manufacturer # EGQ-C2860WX-FF US LP
    Noritz
    Best Price $2,098.65/each

    9 in stock

  • Noritz Ng Easy 40 Gal Tank Replacement - APEX Supply Co.

    Noritz Ng Easy 40 Gal Tank Replacement

    APEX # O00EZ0040 | Manufacturer # EZTR40-NG
    Noritz
    Best Price $1,521.64/each

    6 in stock

  • Noritz 11.1Gpm Condensing Recirculation Lp Tankless Heater - APEX Supply Co.

    Noritz 11.1Gpm Condensing Recirculation Lp Tankless Heater

    APEX # O009900LP | Manufacturer # GQ-C3260WXQ-FF US LP
    Noritz
    Best Price $2,024.53/each

    6 in stock

  • Noritz 9.8 Gpm T/Gas Indoor W/Htr - APEX Supply Co.

    Noritz GQ-C2857WS-FF-US-NG 180,000 BTU Residential Indoor Condensing Direct Vent Natural Gas Tankless Water Heater

    APEX # O0098DV00 | Manufacturer # GQ-C2857WS-FF US NG
    Noritz
    Best Price $1,529.03/each

    3 in stock

  • Out of stock
    Noritz 9.85 Gpm Lp Convertible Vent 180,000Btu - APEX Supply Co.

    Noritz 9.85 Gpm Lp Convertible Vent 180,000Btu

    APEX # o0098cdvlp | Manufacturer # GQ-2857WX-FFA US LP
    Noritz
    Best Price $1,609.49/each
  • Noritz 6.6Gpm Lp Gas Outdoor W/Htr

    Noritz NRC66ODLP Outdoor Condensing Direct Vent Tankless Water Heater, 6.6 GPM - Liquid Propane

    APEX # O00661ODLP | Manufacturer # NRC661-OD-LP
    Noritz
    Best Price $1,082.26/each

    6 in stock

  • Noritz Flex Vent 2"Conversion Kit - APEX Supply Co.

    Noritz Flex Vent 2"Conversion Kit

    APEX # O000EZ2CK | Manufacturer # EZ2-CK-1
    Noritz
    Best Price $127.58/each

    3 in stock

  • Noritz NRC661-OD-NG Outdoor Natural Gas Residential Tankless Water Heater

    Noritz NRC661-OD-NG Outdoor Natural Gas Residential Tankless Water Heater

    APEX # O000661OD | Manufacturer # NRC661-OD-NG
    Noritz
    Best Price $1,082.26/each

    3 in stock

  • Noritz 199900 Btu Ss 11.1 Gpm T/Gas

    Noritz 199900 Btu Ss 11.1 Gpm T/Gas

    APEX # O000084MC | Manufacturer # GQ-C3260WZ-FF US NG
    Noritz
    Best Price $2,262.33/each

    3 in stock

  • Out of stock
    Noritz 8.3 Gpm Ng Builder Pack - APEX Supply Co.

    Noritz 8.3 Gpm Ng Builder Pack

    APEX # O000083DV | Manufacturer # GQ-2457WS-FFA US NG
    Noritz
    Best Price $1,301.43/each
  • Noritz Lp 11.1 Gpm 199,9 Btu Indoor W/Htr - APEX Supply Co.

    Noritz Lp 11.1 Gpm 199,9 Btu Indoor W/Htr

    APEX # O000082ML | Manufacturer # GQ-C3257WX-FF US LP
    Noritz
    Best Price $1,755.88/each

    4 in stock

  • Noritz Lp 7.1 Gpm 157K Btu Outdoor W/Htr - APEX Supply Co.

    Noritz Lp 7.1 Gpm 157K Btu Outdoor W/Htr

    APEX # o000071lp | Manufacturer # NRC711-OD-LP
    Noritz
    Best Price $1,331.99/each

    3 in stock

  • Noritz Ng 7.1 Gpm 157K Outdoor W/Htr - APEX Supply Co.

    Noritz Ng 7.1 Gpm 157K Outdoor W/Htr

    APEX # O0000711O | Manufacturer # NRC711-OD-NG
    Noritz
    Best Price $1,331.99/each

    5 in stock

  • Noritz Lp 7.1 Gpm 157K Btu Indoor W/Htr - APEX Supply Co.

    Noritz Lp 7.1 Gpm 157K Btu Indoor W/Htr

    APEX # O0000711L | Manufacturer # NRC711-DV-LP
    Noritz
    Best Price $1,331.99/each

    8 in stock

  • Noritz Ng 7.1 Gpm 157K Btu Indoor W/Htr - APEX Supply Co.

    Noritz Ng 7.1 Gpm 157K Btu Indoor W/Htr

    APEX # O0000711D | Manufacturer # NRC711-DV-NG
    Noritz
    Best Price $1,331.99/each

    5 in stock

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