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Factors to Consider When Looking at Water Heater IP Ratings

| Sunday December 31, 2023

Ingress Protection (IP) ratings have been a vital part of modern appliances, helping ensure that the internal components are protected from various elements. This code represents the ability of the unit’s casing to protect the device from the entry of solid and liquid particles that can damage the appliance. Since its inception, IP ratings have become crucial to promoting safety in modern devices. 


IP codes are usually represented by two numbers in the “IPXY” format. The first digit (X) represents the protection against solid elements and ranges from 0 to 6. Meanwhile, the second digit (Y) represents protection against liquid particles and ranges from 0-9. 


IP ratings are especially crucial on certain appliances that have many moving parts, such as storage or tankless instant water heaters. Modern heating units have several internal components that must be protected against solid and liquid elements that can significantly contribute to the premature wear of the unit.


Indoor vs. Outdoor Installation


Different installation locations pose varying risks to the water heater, including dust, water, or other contaminants. This can significantly impact the unit’s lifespan and degrade its performance. Taking note of whether the heater will be installed in indoor or outdoor settings allows consumers to precisely assess the potential risks their new water heaters might face.


For instance, those considering placing their water heaters near the backyard or in the garage might want heaters with a higher IP rating, as exposure to various impurities will be a legitimate concern. Meanwhile, those installing their units in kitchen cabinets or bathrooms can settle with lower IP ratings. 


Manufacturer Recommendations


Another vital consideration when looking at water heater IP ratings is the recommendations provided by the manufacturer. They usually provide specific suggestions tailored to the intended usage of the device. This includes the optimal IP rating to protect the unit against moisture, dirt, and other elements. Seeing manufacturer recommendations ensure that consumers will make informed decisions, enabling them to get a durable and efficient water heating unit.


Future Use


Time will come when the family’s needs change, which might involve moving to a new house.

This is particularly important if there is already an agenda to relocate or renovate the initial installation site, preventing unforeseen challenges that may lead to costly repairs or component replacements., Considering plans can help decide what water heaters with IP ratings that can cater to current and anticipated environmental conditions. 




IP ratings significantly impact the longevity and maintenance costs of water heaters, so it is recommended to consider them carefully when purchasing a new heater. IP ratings represent how well heating units are protected against damage and corrosion over time, contributing to how the device will perform in the long run. By considering installation location, manufacturer recommendations, and future use when comparing IP ratings, consumers can mitigate the need for constant upkeep, which can support long-term cost savings. 


If you are looking for high-quality water heaters with the ideal IP ratings, you should check out Rheem, one of the best water heater brands in the Philippines. With almost 100 years in the water heating industry, we have constantly focused on innovating and creating more advanced, high-quality water heating solutions to suit our customers’ unique needs. 


You can browse our extensive range of tankless and electric storage water heaters on our website. For any inquiries or more information about our products, you can also talk to one of our representatives at www.rheemphilippines.com/contact


Read More: IPXX: Why You Should Look at IP Ratings When Buying a Water Heater


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