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An HDB homeowner, facing end-of-life issues with two inconvenient instant water heaters, contacted Homeone for a full-house hot water solution. Our skilled technicians conducted a thorough on-site assessment, evaluating the conditions to provide an accurate recommendation for improvement.
Based on their findings, Homeone’s PUB Licensed Plumber designed a solution for upgrading to a storage water heater. Our office team then presented a detailed plan, discussing the scope of work, terms & conditions, and installation process of Rheem EHG-40 storage water heater to ensure seamless service.
Old water heater:
New water heater:
Rheem offers a wide range of water heaters, including electric, gas, hybrid heat pump, and tankless models, designed for energy efficiency and performance.
Their products are used in both residential and commercial applications, with features like glass lining for durability.
Rheem has been a leader in water heating since 1931, expanding globally after its 1925 founding by the Rheem brothers, originally producing steel drums.
1. Supply of tank, pipe and fittings
2. Removal of old water heater
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
The electric water heater, as a whole unit, shall be tested.
This includes parts such as the heating element, pressure relief valve, temperature relief valve, and water tank.
That work is done 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.
Our licensed water service plumber has ensured that work is done in accordance with the conditions stated below:
In conclusion, the Rheem EHG-40 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 and it is authorized.
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