![Basement floor drain that we use for washer is clogged. Any ideas on how to unclog it? Also what is that red knob thing? Thanks in advance! : r/Plumbing Basement floor drain that we use for washer is clogged. Any ideas on how to unclog it? Also what is that red knob thing? Thanks in advance! : r/Plumbing](https://preview.redd.it/7vh4clixx7p31.jpg?auto=webp&s=7970cad875ae571b3eed47862e4ffd5b44a4fc65)
Basement floor drain that we use for washer is clogged. Any ideas on how to unclog it? Also what is that red knob thing? Thanks in advance! : r/Plumbing
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Water Damage In Basement Caused By Sewer Backflow Due To Clogged Sanitary Drain Stock Photo - Download Image Now - iStock
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