Botannia
Condominium
A homeowner at Botannia Condo recently contacted Homeone after experiencing issues with their gas water heater not working properly. Upon inspection, our technicians discovered that the unit had exceeded its expected lifespan and required immediate replacement.
The existing Rinnai REU-2008W-RS showed multiple signs of wear and failure:
Given the extent of deterioration, repair was not viable, and a complete replacement was recommended.



The homeowner opted to replace their old unit with the Rinnai REU-2024W-RS, upgrading from an older model to a modern standard Rinnai heater. This model is consistent with what other units in Botannia Condo use, ensuring reliable performance and easy maintenance.
Our comprehensive replacement service included:
Upon completion, you receive a Statement of Gas Appliances Testing Certificate immediately. This critical document confirms:
✓ Installation complies with Singapore Standard SS 608:2024 – Code of Practice for Gas Installations
✓ Installation meets Gas Supply Regulations 21 requirements
✓ The gas heater and entire house gas piping have been tested
✓ No gas escapes exist and the system is safe to use
Insurance policies do not cover any damage or injury caused by regulated work carried out by an unlicensed handyman without a valid Statement of Gas Appliances Testing Certificate. Working with licensed professionals protects both your safety and your financial interests.
Insurance policies do not cover any damage or injury caused by regulated work carried out by an unlicensed handyman without a valid Statement of Gas Appliances Testing Certificate. Working with licensed professionals protects both your safety and your financial interests.
When your gas water heater is not working, prompt action is essential to restore comfort and safety to your home. The case at Botannia Condo demonstrates how aging water heaters can develop critical failures—from melted PCBs and rusted heat exchangers to obstructed burners—that compromise both performance and safety.
Regular inspection and timely replacement are crucial for maintaining a reliable hot water supply. If your Rinnai gas water heater is over 10-12 years old, showing signs of rust, leaking, or failing to produce hot water consistently, it’s time to consider a replacement rather than costly repairs.
At Homeone, we provide professional gas water heater replacement services with licensed technicians who ensure safe, compliant installation. Whether you’re upgrading from an older model like the REU-2008W-RS to a modern REU-2024W-RS, or choosing between pre-heat and standard models for your property, our team delivers quality service backed by manufacturer warranties.
Don’t let a faulty water heater disrupt your daily routine. Contact Homeone at +65 8822 6770 for expert inspection and same-day replacement service. We serve all types of properties—from HDB flats and condominiums to landed homes—ensuring you get the right water heater solution for your needs.
Trust Homeone for reliable, safe, and professional gas water heater services in Singapore.
Gas water heater replacement requires a licensed gas service technician. Improper installation can lead to:
✅ Always engage certified professionals like Homeone for safe installation.
Common causes include:
📞 A professional inspection is needed to diagnose the exact issue. Contact Homeone at +65 6742 6770.
With proper maintenance, Rinnai gas water heaters typically last 10-12 years.
Factors affecting lifespan:
⚠️ Visible rust and component failure indicate it's time for replacement.
✅ For standard 2-3 room condos like Botannia: A non-pre-heat model (REU-2024W-RS) is sufficient.
🏘️ Pre-heat models are recommended for:
💡 Money-Saving Tip: If your current waiting time is only 30 seconds, save money with a standard non-pre-heat model.
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