McCallum Aluminum LTD has the Replacement Windows London Prefers

If you’re a homeowner or property manager, who can you trust for new windows and doors in London? Start with a family-owned and operated local company like McCallum Aluminum Limited that has been serving London since 1957!

The Replacement Doors London Trusts

At McCallum Aluminum Limited, we’ve had a strong reputation for high-quality exterior renovation products since 1957. That’s why we carry and install products and door systems backed by the best warranties in the industry and offer a written guarantee.

Home Improvement London Can Afford

You’ll never find high-pressure salespeople or inflated prices at McCallum Aluminum Limited. In fact, contact us and we’ll offer you a free estimate on our products and services. See why we’re one of London’s oldest exterior renovation companies, with a longstanding history of service, trust and many satisfied customers!

Contact Us for a Free Estimate Today!

Windows – Energy Star Certified – London Ontario 

We use professional installers to install locally made windows in London Ontario and the surrounding area. We specialize in installing Gentek and North Star Windows.

Doors – Save money – London Ontario

Our professional installers only install the highest grade Steel and Fiberglass entry door systems. We specialize in Gentek Entry Guard doors and Garden door systems.

Vinyl Siding – Refresh your Exterior – London Ontario

We offer a wide selection of exterior renovation products to the residents of London Ontario and the surrounding areas.

Specialty Vinyl Siding – For that Finishing Touch – London Ontario

We offer a selection of specialty vinyl siding products that mimic cedar shakes, scallops and even brick. We also offer insulated vinyl siding which helps increase the energy efficiency of your home!


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