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 Roofing / Siding

Interlock Lifetime Roofing Systems

John Turnbull


#5 - 2800 Argentia Road
Mississauga, ON
L5N 8L2

(416) 912-0543 (866) 626-2706

Web site:


Aluminum Roofs - With an Interlock Metal Roofing System you will Never Re-Roof Again.

Interlock Industries (Ont) Inc. has installed thousands of metal roofs over four decades all across Ontario. We are one of the largest installers of residential metal roofing systems in Canada.

Your home is one of your most valuable investments. Interlock Metal Roofing Systems will help you protect it for a lifetime. When you choose Interlock, you get the best of everything - the best installation, products, warranty, and on the spot financing.

Interlock Metal Roofing Systems

With an Interlock Metal Roofing System you're protected with a lifetime of value.

All of our metal roofing systems reflect our total commitment to protect and beautify your home for life, and to safeguard the environment.

Choose from five durable aluminum roofing profiles including:

Interlock® Slate
The graceful elegance of slate roofing without the weight.

Interlock® Cedar Shingles
Crafted to resemble thin-cut cedar shingles. Built to last for a lifetime

Interlock® Shake
The natural beauty of cedar shake roofing. Lifetime performance.

Interlock® Mediterranean Tile
Inspired by luxurious look of traditional Mediterranean tile, without the heavy weight.

Interlock® Standing Seam
Suitable for a variety of slopes and design applications. Hidden fastener system.

Interlock® Solid Copper
Interlock offers Slate and Cedar Shingle in 12 oz or 16 oz, Shake or Standing Seam in 16 oz and Tile in 20 oz copper. All profiles are available in Solid Copper.

With the addition of solar brackets, all our roofing systems are solar compatible .

Interlock Industries (Ont) Inc., has a long and proud tradition of offering homeowners trend-setting, elegant, and environmentally sustainable roofing services and solutions.

Our roofing products are designed and tested to be attractive, durable, and last a lifetime. When you choose Interlock Roofing, the first time you replace your roof will also be the last.


Although it may look easy, installing a roof is actually a pretty complicated job. And to ensure the safety and effectiveness of your installation, it’s important that your installers are experienced professionals.


Financing available o.a.c., easy credit terms with flexible payment schedules and at a competitive rate, you will make the best decision for your family.

Lifetime Limited Warranty

All Interlock Metal Roofing Systems are backed by an exclusive lifetime limited Non Prorated and 50 yr transferable roof warranty.

Get a free quote today!

Proudly made in Canada

Interlock Metal Roofing - Ontario © 2018 The Interlock Group. Interlock®, Interlock Lifetime Roofing Systems®, Alunar® are registered trademarks of I.E.L. Manufacturing Ltd. and are used under license. Teflon™ is a trademark of THE CHEMOURS COMPANY FC, LLC used under license by Interlock Roofing Ltd.

Interlock Metal Roofing Systems
Interlock Metal Roofing Systems
Interlock Metal Roofing Systems
Interlock Metal Roofing Systems