No matter who is ultimately responsible for your blocked toilet or drain, you need to be aware of flood prevention, so the more rapidly you can attend to the situation, the better our team at. Flush with hot water repeat steps two, three, and four if necessary. The scheme offer’s boiler serving and priority call outs and can even cover you for parts and labour on repairs as well. Cheer's certification no# ccndm680357. Japan's on-art corp's ceo kazuya.