Another video on backwater valves from a MP3音声抽出 (320kbps) - TokVibe - Download TikTok Video No Watermark & MP3

TikTok動画 Another video on backwater valves from a home inspection. Th のMP3音声を320kbps高音質で無料抽出・保存できます。

Another video on backwater valves from a home inspection. These prevent sewer backups. But because they require a penetration of the basement floor, they need to be properly sealed to prevent soil gas infiltration, like radon. Unfortunately they are almost never sealed properly. Often the lid is caulked or slopped over with concrete. They need to be openable in order to service and inspect. If you have one of these in your house, tell your insurance company. They may offer you a premium discount. Take what you can get! #plumbing #homeinspection #realestate

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