Gas Water Heater Singapore: Experience efficient and reliable hot water supply with Rubine's gas water heater in Singapore. Enjoy instant heating and consistent performance, ensuring a luxurious shower experience every time. Choose Rubine for your gas water heating needs. Contact Rubine Singapore at [email protected] or call +6596287644. https://www.rubine.com.sg/product-category/water-heaters-singapore/gas-instant-water-heater-singapore/