Alu-Rex Continuous Hanger

A proven set-and-forget gutter protection system that keeps eavestrough free of debris. Backed by the best warranty available on the market.

Clog-Free Eavestrough That Lasts Longer Than the Building We Install It On

Alu-Rex Gutter Protection systems do more than just keep your eaves free of junk. Through their unique continuous hangar/protector design, they dramatically increase the strength of the eaves.

Lifetime Material Warranty

Alu-Rex offers a lifetime manufacture/sturdiness warranty.

Clog Free Guarantee

Alu-Rex is the “do it once and never think about it again” solution.

Ideal for Snow

Alu-Rex is more than strong enough to handle Alberta’s winter weather.

A Smart Investment

The incremental cost of Alu-Rex pays for itself by eliminating the need to clean your gutters… ever!

Alu-Rex Gutter Systems

Oak Wood Texture

DoublePro™ Eavestrough

DoublePro™ is the most advanced gutter filtration and support
technology available. A unique design, it features two ingeniously
perforated layers of industrial-grade aluminum that keep debris
out of the gutter and rainwater flowing away from your home. We
highly recommend that all our customers consider the advantages
of this revolutionary Alu-Rex product before making a final decision
on their gutter system.

double pro alu-rex rain gutter

T-Rex® Eavestrough

Our most popular gutter model by far is the T-Rex®, which can be
installed on residential properties and commercial buildings.
Perforated aluminum runs the length of the eavestrough, providing
continuous protection and keeping it straight and free of debris.

alu-rex raingutter trex

5 Reasons to Hire Big 5 Exteriors for Your Leaf Guard Installation

Oak Wood Texture

The Best Value in Calgary

We charge fair market-competitive prices without compromising on install or material quality.

Eavestrough & Leaf Guard Experts

With a history dating back to 1984, few companies have installed or repaired as much eavestrough as Big 5!

Multi-Generation Family-Owned & Operated

Our team works hard to offer the best product at the best price, and has since our founding in 1984.

Our Big 5-Year Warranty

We’ve survived and thrived through every boom (and bust). You can count on us being there when you need us.

Real Customer Reviews

Big 5 just finished replacing all my homes gutters. They did an amazing job! The crew was efficient and professional and the work was top notch!

Gio Loria

Google Review

Safe , professional, site was always clean. No chatting, no music, just 2 quality tradesmen getting the project done. They noticed a couple spots on second story where the caulk was letting go...they noticed and they fixed...i wouldn't have known if I didn't see them. Site was cleaned up like nothing happened.

Stephen Dobie

Google Review

I needed new gutters for a rental property, and they were professional and very efficient. They even nipped a possible leak problem in the bud for us! I would recommend them to anyone!

Kay Fernweh

Google Review

Eavestrough/ Gutters

Vinyl Siding Installation

Roofing & Roof Repair

Fascia & Soffit

Hardie Board Siding