What is the Difference Between a Black Water Tank and a Grey Water Tank?

1 Answers
DeEleanor
07/30/25 6:19am
Grey water tank refers to a tank that collects water from daily activities such as washing dishes and showering, while the black water tank stores waste from the toilet. Both grey and black water tanks need to be emptied regularly every day, and cleaning agents should be added for rinsing after emptying. More details about the black water tank are as follows: 1. Description one: The pull-out black water tank has a smaller storage capacity and requires manual removal to a designated location for cleaning, commonly found in European RVs. The direct-discharge black water tank has a larger storage capacity and requires the vehicle to be driven to a designated location for cleaning, more common in North America. 2. Description two: When in use, a special black water tank degrader needs to be added. For cleaning, the pull-out type can be rinsed directly with a hose, while the direct-discharge type requires connection to a water network for cleaning. Currently, the pull-out type is more prevalent in China due to the lack of RV camps and insufficient facilities, making it difficult to implement the use of direct-discharge black water tanks.
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