Backflow/Cross Connection

Backflow/Cross Connection is the protection of the water service required by the City of Calgary. It is a device that is placed on the water supply that needs to tested once per year to ensure the safety and quality of the water supply.


Our plumbing services range from problems with the toilet, sink, garburator, water softeners, toilets, bathrooms,as well as providing full plumbing installations and renovations.


Our heating specialists take care of everything from floor heating, boiler systems, hot water tanks, furnaces and even hydronic heating systems.


Repiping is when old water or distribution lines fail most times they are from Poly B or old galvanized lines and need new lines put in. Delisle Plumbing and Heating is one of few Calgary companies that can take care of this in a timely, and cost effective manner.