Energy Star®-Certified Windows

We install energy-efficient

windows made in Canada

Save on Bills!

Aluminum, PVC and Hybrid

We install energy efficient, low

maintenance doors and windows

Doors & Windows Made in Canada

Free Estimates

We offer free estimates on

window and door installation

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Aluminium Cosmopolitain inc.: Window and Door Installation in Montreal

Aluminium Cosmopolitain inc. specializes in installations of residential and commercial windows, doors and siding. We offer the highest quality products for energy efficiency and durability. We pride ourselves on fair pricing and friendly,

reliable service. We serve the greater Montreal area including the West Island.

Contact us at your convenience for a FREE estimate!

window and doors

Why Choose Aluminium Cosmopolitain inc.?

Aluminium Cosmopolitain inc. is a quality contractor with 34 years of experience and has earned the coveted

title of Gentek Premium Renovator™.

Gentek Premium Renovator™ - The Gentek

Premium Renovator program represents a

network of independent contractors across

Canada who are committed to a uniform

standard of excellence.

Community Longevity – Aluminium

Cosmopolitain inc. has provided

quality replacement of windows,

doors and siding in Montreal, the

West Island and surrounding areas,

since 1978.

Workmanship - Aluminium Cosmopolitain inc. provides superior attention to detail

on each project to ensure that the job

is completed on time.

Promotions and Special Offers

Free estimates

Free Shop at Home Service


Service Area

Montreal and suburbs

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