Waterproofing in Toronto!

From completing insulation repairs in York and Halton, to fixing cracked foundations in Hamilton, to waterproofing basements from Durham to Downtown Toronto, Delta Waterproofing has been serving the people of the Greater Toronto and Hamilton area for more than 40 years. That time has granted us the experience and knowhow to guarantee that every job we do will be done right, and that you will be completely satisfied with our work. We make it our priority to use the most current technology and equipment, as well reaching out to learn new techniques in order to give each of our clients the best service possible.

Contact us today to tell us about your home repair needs. Whether your inquiry is about just one of our services, or your project combines basement waterproofing and foundation crack repair, removing mold and replacing insulation, or ventilating a crawlspace and reducing radon, our team is happy to help. Our team of experts will help you with a free estimate, discuss your quote with you, and complete every project in a friendly and timely manner. Let Delta Waterproofing help you make your home a warmer, safer and more structurally sound place. Call us today!

Map of Installations in Toronto

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Tel: 416-900-4330

Address: 120 Eglinton Avenue East, Suite 500 Toronto, Ontario M4P 1E2

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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