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Windows and Siding Oshawa
Window Replacement and Siding Installation in Oshawa, Ontario
McLellan Contracting is your go-to contractor for window replacement in Oshawa and siding installation across Ontario. With over 30 years of experience, SAWDAC-certified installers, and trusted local service, we deliver high-quality, energy-efficient window replacements and home window repairs in Oshawa.
Window Repair and Replacements in Oshawa
We offer complete exterior solutions tailored to the needs of homeowners in Oshawa. Whether you need window glass replacement, home window repair, or full siding installation in Oshawa, our team is ready to help.
SIDING INSTALLATION IN OSHAWA
Shield your home from the elements with professional siding installation in Oshawa. Our team creates an airtight, water-resistant exterior that improves curb appeal and reduces energy costs. The Kaycan Lifetime Warranty backs all siding.
Local Expertise for Oshawa Homeowners
We proudly serve homeowners in every corner of Oshawa, from Parkwood to McLaughlin. Our team understands the local climate, styles, and building codes, ensuring smarter, longer-lasting upgrades.
Customer Reviews
I’m extremely happy with the work done and the gentlemen who did the installations. They were friendly, extremely knowledgeable, efficient, and professional. I highly recommend them, and I will be contacting them again for whatever my next project will be. Thanks to all!
Homeowner
Vinyl Siding + Leaf Guard
Frequently Asked Questions
Window Services FAQs
Siding Services FAQs
Ready to Upgrade Your Windows or Siding in Oshawa?
Let McLellan Contracting help protect and beautify your home with trusted window replacement and siding installation in Oshawa. Whether it’s repairs, replacements, or complete exterior renovations, our team is here to deliver reliable, high-quality results.
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Over 30 years of experience
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Fully insured and certified
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Local service you can count on