What’s the difference between 3T and 4T instant shower models?

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Instant shower heaters come in various models, each to suit the needs of different customers. The 3 most common models include: 3T (Three temperature model). 4T (Four temperature model). Multi-temperature model. In this article, we’re going to break down some of the differences between the two most ubiquitous models, that is, the 3T and 4T […]