Waterproofing in Montreal!

For over 40 years Delta Waterproofing has been completing insulation repairs from Laval to Saint Jerome, fixing cracked foundations in Longueuil and Terrebonne, waterproofing basements from Mirabel to the downtown core, and serving the people of Montreal and the surrounding area. These years of experience mean that we can guarantee you every job we do will be done right, and that you will be fully satisfied with every project. We make it our priority to use the most current technology and equipment, as well maintaining our knowledge of new techniques and regulations in order to give all of our clients the most up to date practices and information available.

Contact us today to tell us about your needs. Our team of experts will help you get a free estimate and quote, discuss all the details with you, and complete every project in a friendly and timely manner. Our diverse services can also complement each other. At Delta Waterproofing, we’ve seen projects combining basement waterproofing and foundation crack repair, removing mold and replacing insulation, or ventilating a crawlspace and reducing radon. Let Delta Waterproofing make your home a warmer, more comfortable, structurally sound and safer place. Call Delta Waterproofing today!

Map of Installations in Montreal

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Tel: 514-9000-910

Address: 1155 Rene-Levesque Blvd. West Suite 2500 Montreal H3B2K4 Quebec

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514 900 0910 (24/7)

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Our service area

Up to 100 km from Montreal, Ottawa and Toronto


  • Laval
  • Mirabel
  • Saint Jerome
  • Terrebonne
  • Vaudreuil-Dorion
  • Longueuil


  • Lanark
  • Leeds & Grenvile
  • Stormont, Dundas & Glengarry
  • Prescott & Russell