Sump pits are very common in Canada and if you have one it's a good time to test its' operation and install the discharge hose outside (away from your house of course).

集水坑在加拿大非常常见。如果你家有集水坑，现在需要检查一下其运行情况，在外面装上泄水软管(当然要在你家外面喽！)

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Liquids collecting in the coalescing filter sump are automatically drained into the common drain tank.

凝聚过滤器滤槽中汇集的液体可自动排入共用的排水箱。

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