Best doors & windows companies on the South Shore of Montreal

Customers rave about D&P Marchand’s knowledgeable staff, high‑quality doors and windows, and courteous, professional installers, though a few cite scheduling hiccups and occasional product issues.

Customers rave about the friendly staff, flawless installations, and high‑quality Fenplast products, noting quick resolution of any minor issues.

Customers rave about Fenplast Longueuil’s friendly staff, high‑quality windows and doors, and clean, professional installations, though a few have experienced delays or post‑sale communication gaps.

Customers rave about the friendly, professional team, quick and tidy installations, and the durable Fenplast products, all at good prices.

Customers consistently praise D&P Marchand for friendly staff, high‑quality Fenplast windows and doors, and punctual, clean installations, though a few have experienced scheduling hiccups.

Customers rave about the high‑quality doors and windows and the courteous, professional installers, though a few report slow after‑sales service and occasional delivery delays.

Customers rave about Fenplast Chambly’s courteous staff, high‑quality windows and doors built for Quebec winters, and meticulous, clean installations.

Customers rave about Isothermic’s high‑quality doors and windows, professional installs and responsive service, with only occasional warranty or paperwork hiccups.

Most customers praise the family‑run shop for friendly service, solid quality windows and doors, and fair prices, but a minority report long waits and poor follow‑up on repairs.

Customers rave about the high‑quality doors and windows, courteous installers and responsive service, though a few note language barriers and occasional miscommunication.

Customers rave about fast, courteous, high‑quality glass work and a friendly family vibe, though a few isolated mishaps with measurements and delays have been reported.

Customers rave about Vision Thermo’s professional, clean and timely window installations, praising the friendly staff and quality workmanship, though a few note higher prices and an isolated scheduling issue.

Customers rave about Fenplast‑Idéka’s high‑quality doors and windows, friendly and professional staff, and punctual, clean installations, though a few report scheduling hiccups and warranty concerns.

Customers rave about Fenplast Brossard’s high‑quality windows and doors, professional staff, and clean, timely installations, though a few report poor follow‑up and occasional installation errors.

Customers consistently praise Portatec for courteous, skilled teams and durable, attractive products, though a few isolated complaints note poor sales follow‑up.

Customers praise Vitrerie Lionel for honest, professional service, quick installations and courteous staff, though a few note higher prices and one isolated follow‑up issue.

Customers consistently praise the knowledgeable staff, quick and tidy installations, and durable, well‑priced products, while after‑sales support is generally responsive.

Customers rave about Fenestration Dana’s courteous team, spotless installations, precise measurements, and durable Quebec‑made windows, with strong after‑sales support.

Customers rave about friendly, knowledgeable staff and fast, reliable service, though a few have experienced communication lapses.