6 Jul 2024

Ariston PLUS 30 R Water Heater Replacement with Ariston Water Heater at 222 Simei Street 4 HDB on 6 Jun 2024

  • Project location

    222 Simei Street 4 HDB

  • Property type


Ariston PLUS 30 R water heater replacement at 222 Simei Street 4 HDB - 7 Jun 2024


Replacement of Ariston PLUS 30 R Water Heater to resolve heater problems end of service life.


The Ariston AN2 30 RS storage water heater has been newly installed to the existing solar water heater system, with all connecting pipework made of stainless steel. The installation includes a new stop valve, double check valve, drain pipe, electric bonding, and 2.5mm² wire, and a submission has been filed to PUB to ensure safety and compliance with PUB regulations. Additionally, Homeone offers a 1-year warranty on this installation, complementing the manufacturer's warranty, ensuring peace of mind and reliable service.

The final result

Ariston PLUS 30 R Water Heater Replacement

Old storage water heater: Ariston PLUS 30 R Water Heater

New storage water heater: Ariston Water Heater

This heater unit has met the following requirements for a water heater:

Work Scope:

1. Supply of tank, pipe and fittings
2. Removal of old tank
3. Pipe works partial redo to comply with PUB regulations
4. New tank installation
5. Testing and commission. Submission to PUB
6. Clean up before leaving
7. PUB approval letter

Regulatory Compliance:

The electric water heater as a whole unit (i.e. parts incorporated in the water heater itself such as heating element, pressure relief valve/temperature relief valve, water tank, etc. shall be tested in accordance with the following:

  1. AS/NZS 4020:2018 Appendix K – Sample extraction procedure for use with water heating system. An accredited or non-accredited test report for Appendix K is acceptable provided that the test laboratory is accredited by Singapore Accreditation Council (SAC) to AS/NZS 4020:2018 Appendix H on Extraction of Metals, at the point of testing;
  2. The samples extracted in accordance with Appendix K shall then be tested in accordance with AS/NZS 4020:2018 Appendix H – Extraction of metals (for metallic materials in contact with water). The maximum allowable concentrations of metals listed in Table 2 of AS/NZS 4020:2018 shall not exceed the limits specified by the World Health Organization (WHO) Guidelines for Drinking Water Quality.


Reason for the Replacement: End of service life

Our  licensed water service plumber has ensured that work is done in accordance with the conditions stated below:

  1. All water service installations must be in accordance with the Public Utilities (Water Supply) Regulations, Singapore Standards 636 for Water Services, and all other relevant statutory requirements.
  2. The proposed works shall not adversely affect the existing water supply reticulation system.
  3. The proposed water storage heater is installed in accordance with the specifications and requirements of the manufacturer.
    The installation of double-check valves is safe and effective in preventing backflow and the back-siphonage of water from the storage water heater through the heater inlet pipe and will be safe for use.


In conclusion, the Arsiton AN2 30 RS Water Heater is a high-quality and reliable product that meets all necessary regulatory requirements.
The installation was carried out in compliance with PUB regulations, ensuring the safety and effectiveness of the new water heater.
We are pleased to inform you that we have received the PUB Approval Letter for the installation.
This letter means that PUB has a record of this heater replacement job it is authorized.

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