DOORS AND WINDOWS
Châteauguay
Are you planning a new construction or residential renovation project? Our expertise in doors and windows in Châteauguay ensures results that meet your expectations and, more often than not, exceed them. Every project is an opportunity for us to reaffirm our commitment to quality and customer satisfaction.
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High-end door and window solutions in Châteauguay
Fenplast for residential projects and contractors in Quebec
A trusted partner for contractors and homeowners undertaking renovations, D&P Marchand relies on fully integrated manufacturing for doors and windows in Châteauguay, from PVC profile extrusion to final assembly. This complete control over the production chain guarantees uncompromising results and exceptional consistency from one project to the next.
Our doors and windows in Châteauguay stand out for their durability, refined finishes, and high thermal performance. The vast majority of our models are ENERGY STAR® certified, resulting in a more comfortable interior throughout the seasons and notable savings on energy bills.
Whether for a first build or a well-thought-out renovation project, choosing our doors and windows in Châteauguay means opting for durable, attractive products designed to withstand Quebec's demanding climate conditions, year after year.
THE 3 ADVANTAGES OF CHANGING YOUR DOORS AND WINDOWS IN Châteauguay
+70%
Over 70% of homeowners in Quebec prefer a local manufacturer when undertaking door and window renovation projects. Choosing locally made products means supporting the local economy while benefiting from windows specifically designed for the Quebec climate.
15%
Energy-efficient doors and windows designed for Quebec winters can reduce annual heating costs by up to 15%. Improved insulation directly contributes to home comfort and long-term energy savings.
#1
Replacing doors and windows is among the top three residential renovations offering the best return on investment in Quebec. It's an improvement that increases property value, energy efficiency, and visual appeal.
COMMERCIAL PRODUCTS
A versatile and high-performance aluminum solution in Châteauguay
The Solarcom line offers versatile and high-performance commercial aluminum doors and windows in Châteauguay, specially designed for multi-residential and commercial projects. Thanks to its modular design and numerous assembly options, this line precisely meets the requirements of architects, contractors, and project managers.
Combining durability, strength, and energy efficiency, our commercial doors and windows in Châteauguay deliver optimal performance in all seasons. CW-rated, the collection offers an ideal balance of thermal efficiency, structural resistance, and ease of installation, while integrating elegantly into modern buildings, institutional facilities, and professional spaces.
With their reinforced aluminum frames and high-efficiency thermal barriers, our commercial doors and windows in Châteauguay represent a lasting, secure, and attractive investment, perfectly aligned with current building standards and the Quebec climate.
OUR GUARANTEES
Our warranties have been developed to provide Quebec homeowners with comprehensive coverage, adapted to our climate and the demands of residential replacement projects for doors and windows in Châteauguay.
5-year labour warranty on the installation of residential doors and windows.
10-year warranty against thermal seal failure on replacement units.
1-year warranty against thermal breakage on replacement thermal units.
Our glazing is designed to withstand the temperature variations typical of Quebec winters and maintain excellent energy performance over the long term. In addition, you also benefit from the direct warranties offered by the manufacturers of doors and windows in Châteauguay that we distribute.
D&P MARCHAND DOORS AND WINDOWS ON THE SOUTH SHORE OF MONTREAL
Founded in 1979, D&P Marchand is a Quebec family business firmly established on Montreal's South Shore, specializing in the replacement of residential and commercial doors and windows. For over 45 years, we have supported homeowners and contractors in their renovation projects for doors and windows in Châteauguay, offering durable solutions adapted to the Quebec climate and the realities of local homes.
Our advisors provide personalized follow-up, whether in the showroom or directly at your home, to fully understand your needs and guide you toward the products best suited to your property and budget. All our installations are carried out by our own in-house teams, following rigorous measurements, for careful workmanship, consistent quality, and reliable after-sales service.
For new construction projects or work without installation, our delivery service gives you access to quality products when you need them. Our mission remains the same: to offer you a seamless, transparent, and professional service so that every doors and windows in Châteauguay project is a smooth and lasting experience.
WHAT OUR CUSTOMERS SAY ABOUT US
Jean-Philippe M.
5 weeks ago
Second home project and second project completed by D&P Marchand. WOW! What service! We are SO satisfied with the welcome, consultation, and installation service that we recommend them to everyone. Bravo to D&P Marchand and their ENTIRE team.
Robert L.
10 weeks ago
The best in their field, from their advice on existing windows and replacements to the installation team! No negative points in my experience with them.
Hi there.
2 weeks ago
Very high-quality work, highly competent staff attentive to customer needs. And finally, excellent after-sales service.
Linda T.
8 weeks ago
What a fantastic team! Our salesperson immediately put us at ease. He gave us excellent advice and helped us choose the products. The installation appointment was on time, down to the minute. We have nothing but praise for the entire team. Five thumbs up!!






















