Skip to content

Tankless Water Heater Accessories

  • Waiwela Thread Tankless Installation Valves with PRV (WTIV-TRD-SB-P)
    Original price $85.00 - Original price $89.95
    Original price
    $85.00 - $89.95
    $85.00 - $89.95
    Current price $85.00

    Waiwela 3-4" Thread Tankless Installation Valves, PRV (WTIV-TRD-SB-P)

    Waiwela

    Tankless Installation Valves make water heater maintenance a safe and hassle-free job. Tankless Installation Valves (TIVs) are designed to save you...

    View full details
    Original price $85.00 - Original price $89.95
    Original price
    $85.00 - $89.95
    $85.00 - $89.95
    Current price $85.00
  • Webstone Certified Lead-Free 44443WPR ISV & PRV
    Original price $85.00 - Original price $89.95
    Original price
    $85.00 - $89.95
    $85.00 - $89.95
    Current price $85.00

    Webstone 44443WPR-LF Isolation Valve Kit & Pressure Release Valve

    Webstone

    Use the WebStone 44443WPR Isolation Valve Kit for any tankless water heater The 44443WPR is Certified Lead-Free and comes with 3/4" threaded conne...

    View full details
    Original price $85.00 - Original price $89.95
    Original price
    $85.00 - $89.95
    $85.00 - $89.95
    Current price $85.00
  • Noritz RC-7649M/RC-9018M/RC-7650M Remote Control
    Noritz RC-7649M/RC-9018M/RC-7650M Remote Control
    Original price $197.46 - Original price $197.46
    Original price
    $197.46
    $197.46 - $197.46
    Current price $197.46

    Noritz RC-7649M, RC-7650M, RC-7651M, RC-9018M Remote Control

    Noritz

    This digital precision remote controller lets you set the water temperature and access your heater's diagnostic mode. It features a temperature loc...

    View full details
    Original price $197.46 - Original price $197.46
    Original price
    $197.46
    $197.46 - $197.46
    Current price $197.46
  • Rinnai MC-601-W Remote Temperature Controller, White, Tankless Heaters
    Sold out
    Original price $143.64 - Original price $148.59
    Original price
    $143.64 - $148.59
    $143.64 - $148.59
    Current price $143.64

    Rinnai MC-601-W Remote Temperature Control Pad, White for Tankless Units

    Rinnai

    The MC-601-W (white exterior color) and MC-601-BK (black exterior color) temperature controller are perfect for controlling an interior or exterior...

    View full details
    Original price $143.64 - Original price $148.59
    Original price
    $143.64 - $148.59
    $143.64 - $148.59
    Current price $143.64
    Sold out
  • Shurflo 2088-594-154 115 Vac Deluxe Flow Pump
    Original price $119.90 - Original price $124.85
    Original price
    $119.90 - $124.85
    $119.90 - $124.85
    Current price $119.90

    SHURflo 3.6GPM 115V 0-50 PSI surface water-fluid pump

    Pentair

    The SHURflo model 2088-594-154 115 VAC Deluxe Flow Standard Surface Fluid Pump is part of the 2088 Series pumps. They are high flow, low pressure p...

    View full details
    Original price $119.90 - Original price $124.85
    Original price
    $119.90 - $124.85
    $119.90 - $124.85
    Current price $119.90
  • PVC/Plastic 3-in Exhaust Air Intake Venting Termination Cap
    Original price $35.93 - Original price $40.88
    Original price
    $35.93 - $40.88
    $35.93 - $40.88
    Current price $35.93

    PVC-Plastic 3-in Exhaust Air Intake Venting Termination Cap

    Rheem

    Horizontal vent termination cap for all 3" PVC, CPVC, Polypro, and ABS vent pipeFor any tankless water heater that uses these 3 inch plastic pipe t...

    View full details
    Original price $35.93 - Original price $40.88
    Original price
    $35.93 - $40.88
    $35.93 - $40.88
    Current price $35.93
  • Rinnai MC601-BK Remote Temperature Controller, black, Tankless Heaters
    Original price $143.64 - Original price $148.59
    Original price
    $143.64 - $148.59
    $143.64 - $148.59
    Current price $143.64

    Rinnai MC-601-BK Temperature Remote Controller, Black, Tankless Heaters

    Rinnai

    The MC-601-BK (black exterior color) and MC-601-W (white exterior color) temperature controller are perfect for controlling an interior or exterior...

    View full details
    Original price $143.64 - Original price $148.59
    Original price
    $143.64 - $148.59
    $143.64 - $148.59
    Current price $143.64
  • Rinnai PCD-03-SM2 Bottom/Pipe Cover for RL75 RL94 Luxury Tankless
    Original price $206.57 - Original price $211.52
    Original price
    $206.57 - $211.52
    $206.57 - $211.52
    Current price $206.57

    Rinnai PCD03-SM2 Bottom Pipe Cover, Exterior RL75 RL94 R75LSe R94LSe

    Rinnai

    The Rinnai bottom pipe cover gives your installation a clean, professional look while protecting the pipes from damage. Color: matches your Rinnai ...

    View full details
    Original price $206.57 - Original price $211.52
    Original price
    $206.57 - $211.52
    $206.57 - $211.52
    Current price $206.57
  • Noritz Tankless Isolation Valve Kit
    Original price $85.95 - Original price $218.95
    Original price
    $85.95 - $218.95
    $85.95 - $218.95
    Current price $85.95

    Noritz-Watts TWH Tankless Isolation-T&P Valve Kit

    Noritz

    A complete inlet/outlet/pressure relief valve system which provides everything needed to securely install and flush the system with simple union co...

    View full details
    Original price $85.95 - Original price $218.95
    Original price
    $85.95 - $218.95
    $85.95 - $218.95
    Current price $85.95
  • Eccotemp Eccoflo ECP12V 2.9GPM 12v camping RV pump
    Eccotemp Eccoflo ECP12V 12v camping RV pump strainer
    Original price $89.00 - Original price $93.95
    Original price
    $89.00 - $93.95
    $89.00 - $93.95
    Current price $89.00

    Eccotemp Eccoflo ECP12V Water Pump & Strainer 12v 2.9 GPM 50 PSI

    Flojet

    The Eccoflo Triplex Diaphragm 2.9 GPM 50 PSI Water Pump Model ECP12V works great with Eccotemp L5 and L10 models and many other tankless water heat...

    View full details
    Original price $89.00 - Original price $93.95
    Original price
    $89.00 - $93.95
    $89.00 - $93.95
    Current price $89.00
  • Noritz Scale Shield Hard Water Treatment/Filter
    Sold out
    Original price $166.95 - Original price $237.95
    Original price
    $166.95 - $237.95
    $166.95 - $237.95
    Current price $166.95

    Noritz Scale Shield Hard Water Treatment-Filter

    Noritz

    The Noritz Scale Shield is a unique product that provides superior corrosion control and lime scale prevention for your tankless water heater while...

    View full details
    Original price $166.95 - Original price $237.95
    Original price
    $166.95 - $237.95
    $166.95 - $237.95
    Current price $166.95
    Sold out
  • Rinnai Pipe Cover Bottom Plate PCD03-SM2-BP
    Rinnai Bottom Plate PCD03-SM2-BP
    Original price $50.00 - Original price $54.95
    Original price
    $50.00 - $54.95
    $50.00 - $54.95
    Current price $50.00

    Rinnai PCD03-SM2-BP Bottom Cover Plate

    Rinnai

    Help protect your Rinnai outdoor-mounted heater from the elements. This genuine Rinnai part is the bottom, horizontal plate for the PCD03-SM2 pipe ...

    View full details
    Original price $50.00 - Original price $54.95
    Original price
    $50.00 - $54.95
    $50.00 - $54.95
    Current price $50.00
  • Rinnai MCC-91-2W Commercial Controller for LS Water Heaters
    Sold out
    Original price $98.79 - Original price $103.74
    Original price
    $98.79 - $103.74
    $98.79 - $103.74
    Current price $98.79

    Rinnai MC-91-2W Remote Controller Tankless Water Heaters

    Rinnai

    The MC-91-2W (white exterior color) and MC-91-2S (silver exterior color) controller are perfect for controlling an exterior, outside Rinnai tankles...

    View full details
    Original price $98.79 - Original price $103.74
    Original price
    $98.79 - $103.74
    $98.79 - $103.74
    Current price $98.79
    Sold out
  • Eemax EX176 Flex Connector 3/8'' x 1/2'' Female NPT
    Original price $25.00 - Original price $29.95
    Original price
    $25.00
    $25.00 - $29.95
    Current price $25.00

    Eemax EX176 Braided Steel Flex Connector 3-8'' x 1-2'' NPT Compression

    Eemax

    Eemax brand 3/8 inch compression x 1/2 inch FIP stainless steel flexible water line connection adaptor Hose is 16 inches long, braided stainless s...

    View full details
    Original price $25.00 - Original price $29.95
    Original price
    $25.00
    $25.00 - $29.95
    Current price $25.00
  • SHURflo Water/Sprayer Pump, 12v DC 1.0 GPM 60 PSI, 8009-541-236
    Original price $170.00 - Original price $189.95
    Original price
    $170.00 - $189.95
    $170.00 - $189.95
    Current price $170.00

    SHURflo Water-Sprayer Pump, 12v DC 1.0 GPM 60 PSI, 8009-541-236

    Pentair

    The SHURflo Diaphragm Water Pump is designed to work great for ATV sprayers, boats, trucks, equipment and RVs Use for spraying and fluid transfer ...

    View full details
    Original price $170.00 - Original price $189.95
    Original price
    $170.00 - $189.95
    $170.00 - $189.95
    Current price $170.00
  • Noritz H2F H2flow Anti-Scale Hard Water Treatment System
    Original price $728.93 - Original price $733.88
    Original price
    $728.93 - $733.88
    $728.93 - $733.88
    Current price $728.93

    Noritz H2F H2flow Anti-Scale Hard Water Treatment System

    Noritz

    The H2Flow Anti-Scale system works with all water heaters and drastically reduces maintenance costs while providing an eco-friendly alternative to ...

    View full details
    Original price $728.93 - Original price $733.88
    Original price
    $728.93 - $733.88
    $728.93 - $733.88
    Current price $728.93
  • Sold out
    Original price $183.00 - Original price $187.95
    Original price
    $183.00 - $187.95
    $183.00 - $187.95
    Current price $183.00

    Rinnai MCC-601-W (previously MCC-91-W) Commercial Controller for LS Water Heaters

    Rinnai

    ETA: 8-10 WEEKS  The MCC-601-W replaces the discontinued MCC-91-W.  The MCC-601-W controller lets a Rinnai LS Series heater heat water above the st...

    View full details
    Original price $183.00 - Original price $187.95
    Original price
    $183.00 - $187.95
    $183.00 - $187.95
    Current price $183.00
    Sold out
  • Noritz wire to connect remote controller to water heater
    Original price $19.95 - Original price $24.95
    Original price
    $19.95 - $24.95
    $19.95 - $24.95
    Current price $19.95

    Noritz 10', 26' cable NRC7646M2 Remote Control, RC-CORD26

    Noritz

    Noritz remote controls are not wireless. Buy this 26 ft. wire in order to put the remote at a more convenient location in your home. The RC-CORD26 ...

    View full details
    Original price $19.95 - Original price $24.95
    Original price
    $19.95 - $24.95
    $19.95 - $24.95
    Current price $19.95
  • Rinnai Bottom/Pipe Cover for Ultra Series Tankless Water Heaters
    Original price $119.95 - Original price $124.90
    Original price
    $119.95 - $124.90
    $119.95 - $124.90
    Current price $119.95

    Rinnai Bottom-Pipe Cover for Ultra Series Tankless Water Heaters

    Rinnai

    The Rinnai bottom cover keeps your water pipes neatly out of sight while protecting them from damage. Color: matches your Rinnai silver/metallic f...

    View full details
    Original price $119.95 - Original price $124.90
    Original price
    $119.95 - $124.90
    $119.95 - $124.90
    Current price $119.95
  • Noritz Recess Box for Outdoor Water Heaters
    RB-700-1 RB-900-1 RB-510 Noritz Tankless Outdoors Box Cover
    Original price $165.59 - Original price $333.95
    Original price
    $165.59 - $333.95
    $165.59 - $333.95
    Current price $165.59

    Noritz Recess Box for Outdoor Water Heaters

    Noritz

    Choose the Noritz Outdoor Recess Box for your heater model in the menu above. Cover models for sale:RB-510 for the following Noritz tankless models...

    View full details
    Original price $165.59 - Original price $333.95
    Original price
    $165.59 - $333.95
    $165.59 - $333.95
    Current price $165.59
  • Rinnai PCD-03-SM2 Bottom/Pipe Cover for R75LSE R94LSE Tankless Water Heaters
    Original price $209.52 - Original price $214.47
    Original price
    $209.52 - $214.47
    $209.52 - $214.47
    Current price $209.52

    Rinnai PCD03-SM2 Bottom-Pipe Cover for R75LSE and R94LSE Tankless Water Heaters

    Rinnai

    The Rinnai bottom cover keeps your water pipes neatly out of sight while protecting them from damage. Color: matches your Rinnai silver/metallic fi...

    View full details
    Original price $209.52 - Original price $214.47
    Original price
    $209.52 - $214.47
    $209.52 - $214.47
    Current price $209.52
  • Navien-30012581A-Plumb-Easy-Valves-3-4-PRV-Webstone
    Original price $119.00 - Original price $123.95
    Original price
    $119.00 - $123.95
    $119.00 - $123.95
    Current price $119.00

    Webstone 3-4" Isolation Valve Kit & Pressure Relief Valve

    Webstone

    Make installations and service easier with the Webstone ISV Kit3/4" IPS Union x IPSCompatible with most tankless water heaters Set of hot and cold...

    View full details
    Original price $119.00 - Original price $123.95
    Original price
    $119.00 - $123.95
    $119.00 - $123.95
    Current price $119.00
  • NSF Cover
    Original price $42.95 - Original price $47.90
    Original price
    $42.95 - $47.90
    $42.95 - $47.90
    Current price $42.95

    Rinnai-Ubbink NSF Cover, pn 224040

    Rinnai

    Rinnai's unique Ubbink concentric venting system provides the best in ease of installation, performance, and safety. Compatible with all indoor Rin...

    View full details
    Original price $42.95 - Original price $47.90
    Original price
    $42.95 - $47.90
    $42.95 - $47.90
    Current price $42.95