Like any appliance that is used often, hot water systems will need maintenance and repair from time to time and here at RV Parts Express we stock a wide selection of hot water system parts in one convenient online shop. If you are not experienced in fixing hot water systems, we’d advise engaging the services of a professional to do the job. They will have all the tools and also take the necessary safety precautions to ensure the system is safe after installation. 

If you can see the part you need featured below, please buy online for a quick Australia wide delivery. Please cross check the part number before you place your order to ensure you get the right part for your hot water system. If you have any questions, or need help with your order, please don’t hesitate to drop us a line.  


RV Hot Water System Parts

  1. Suburban Nautilus Vent 5"- 6". 260638
    Special Price $57.51 Regular Price $71.00
  2. SUBURBAN NAUTILUS ACCESS DOOR WHITE. 6276APW
    Special Price $52.65 Regular Price $65.00
  3. SUBURBAN NAUTILUS ACCESS DOOR BLACK. 6276AEB
    Special Price $52.65 Regular Price $65.00
  4. Suburban Nautilus Freeze Protection Valve. 233307
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    Suburban Nautilus Freeze Protection Valve. 233307
    Special Price $194.40 Regular Price $240.00
  5. Suburban Nautilus Replacement Gas Demand Valve WH (Item 34). 161248
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  6. Suburban Nautilus Replacement Two Stage Regulator Solenoid (Item 35). 161249
    Special Price $52.25 Regular Price $64.50

    Nautilus Replacement Two Stage Regulator Solenoid (Item 35). 161249

  7. Suburban Nautilus Replacement Pressure Relief Valve
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    Suburban Nautilus Replacement Pressure Relief Valve
    Special Price $294.92 Regular Price $364.10

    Nautilus Replacement Pressure Relief Valve

  8. Suburban Nautilus Replacement Module Board IW60A . 521135/233232(A)
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