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Residential, Commercial, Industrial Plumbing & Heating Services

Expansion Tanks for Hot Water Heating

Abe Cohen Plumbing and Heating is who you need to call for residential, commercial, and industrial hot-water heating in Ahuntsic, Baie D'Urfe, Beaconsfield, Bord du Lac, Cote St-Luc, Dollard des Ormeaux, Dorval, Downtown, Hampstead, Ile Bizard, Lachine, Lacey Green, Lakeshore, LaSalle, Laval, Mile End, Montreal West, NDG, Nouveaux St. Laurent, Nun's Island, Old Montreal, Outremont, Pierrefonds, Plateau, Pointe Claire, Pointe St. Charles, Roxboro, Ste-Genevieve, St. Henri, Town of Mount Royal, Verdun, Ville St. Laurent, West Island, Westpark, Westmount.

Maintenance, Service, Repair, Replacement

We install, maintain, repair, and replace (as required) expansion tanks for hydronic (hot water) heating systems. As the water in the system heats and cools, it expands and contracts. The pressurized expansion tank compensates for the changing volume of the water by adjusting a diaphragm between the fluid portion of the tank and a wall of air on the other side of the diaphragm.


Indicators of a failed expansion tank can be:

We are also qualified and licensed to install and repair every other component of your hot-water heating system, including all the water plumbing, gas fittings and lines.

At Abe Cohen Plumbing and Heating Inc., we are a three-generation family business with more than 50 years in the plumbing trade. We consider our customers to be family and friends in a long-term relationship with us. We have the experience, expertise, tools, and equipment to install, repair, and replace expansion tanks for hot-water heating systems in the greater Montreal area. We are respectful, clean, and professional. We are certified and active members of CMMTQ (Corporation des maîtres mécaniciens en tuyauterie du Québec), ACQ (Association de la Construction du Québec), and certified partners of Énergir for natural gas piping and installations.