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RoofingStrong, long-lasting, weatherproof residential roofs.James Hardie Board SidingDurable fibre-cement siding built for Calgary weather.Vinyl SidingAffordable, low-maintenance siding in many styles.5" & 6" EavestroughInstallation & repair that keeps water off your home.Fascia & SoffitProtect and ventilate your roofline.Alu-Rex LeafguardMaintenance-free guards keep eaves clog-free.
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40+Years serving
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A+Rated by the
BBB since 1998
4.6★From 40+
Google reviews
5-YrBig 5 install
workmanship warranty
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(403) 291-3093 Get A Free Quote
About UsBlogContact Us
Our Exterior ServicesView all →
RoofingStrong, long-lasting, weatherproof residential roofs.James Hardie Board SidingDurable fibre-cement siding built for Calgary weather.Vinyl SidingAffordable, low-maintenance siding in many styles.5" & 6" EavestroughInstallation & repair that keeps water off your home.Fascia & SoffitProtect and ventilate your roofline.Alu-Rex LeafguardMaintenance-free guards keep eaves clog-free.
Free On-Site Quote

Book your no-nonsense quote

We measure on-site and give you a clear, itemized estimate.

Get A Free Quote(403) 291-3093
40+Years serving
Calgary & area
A+Rated by the
BBB since 1998
4.6★From 40+
Google reviews
5-YrBig 5 install
workmanship warranty
How to Check Your Roof for Leaks: Your Pre-Storm Checklist

How to Check Your Roof for Leaks: Your Pre-Storm Checklist

by Derek Perzylo | May 20, 2026 | Roofing, Inspections, Maintenance

Summary Calgary’s storm season puts roofs through their paces every year, and a little preparation goes a long way. The roofing experts at Big 5 Exteriors have created a checklist that homeowners can use to walk through a practical pre-storm inspection, starting with...

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Founded by “Big” Al Perzylo in 1984, Big 5 Exteriors is proud to be an Albertan owned and operated multi-generation family business.

Thank you to all or friends and customers in the Calgary area for your support for the past 40+ years and for choosing Big 5 Exteriors for your eavestroughing, siding, and roofing needs!

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