Description: If you hear a gurgling sound coming from your toilet, tub or sink, then it is time to call a plumber. This is likely caused by a clog. The gurgling noise is caused by air. Plumbing issues sometimes occur outside of normal business hours. The good news is that you can call a 24 hour plumbing company in Edmonton. If you are in need of a 24 hour plumbing company Edmonton, then you can call Capital Plumbing & Heating.