Roofer Chevalier, Specialists in White TPO Membranes

Residential & Commercial

With an experienced team, Couvreur Chevalier carries out on average more than 300 repairs per year. For quality work in the greater metropolitan area, trust Couvreur Chevaliers.

Our Services

We offer a wide range of services perfect for your building or even your house.

Commercial TPO

Commercial roof replacement, maintenance and repair. Exceptional service with lasting guarantees.

Residential TPO

Installation of white membranes TPO and elastomer on houses. The best residential component.


Installation of gutters, aluminum Soffit and facia. Long-term customer service. Fastest Service Guarantee.

Roof Repair

Roof Repair, quick and reliable with guarantees. We offer a variety of repair solutions. Free submission.


TPO Membrane

TPO is a single-ply roofing membrane made from polypropylene and ethylene-propylene rubber, often reinforced with polyester or fiberglass. Known for its durability, flexibility, and UV resistance, TPO is also energy-efficient due to its reflective properties. It's cost-effective, easy to install, and can last 20-30 years with proper maintenance. TPO is used in commercial and industrial roofing, suitable for flat and low-slope roofs. Regular inspections and maintenance ensure its longevity, making TPO a popular choice for its performance and eco-friendly nature.

Bounding adhesive

Bounding adhesive is crucial for TPO membrane installation, especially in fully adhered systems. This adhesive, typically a solvent-based or water-based solution, ensures a strong bond between the TPO membrane and the roofing substrate. It provides excellent adhesion, enhancing the membrane's performance and longevity. Applied with a roller or sprayer, it creates a uniform, secure attachment. Bounding adhesive is preferred for its ability to withstand temperature variations, resist moisture, and maintain flexibility, ensuring the TPO membrane remains intact and effective against environmental factors. Regular checks and maintenance ensure the adhesive's long-term efficacy.

Fasteners & Plates

Fasteners and plates are essential for TPO membrane installation in mechanically attached systems. These components secure the TPO membrane to the roofing substrate, providing robust attachment and stability. Fasteners, usually screws or nails, and plates, typically made of metal or plastic, are strategically placed along the membrane seams and field areas. This method ensures the membrane can withstand wind uplift and other environmental stresses. Fasteners and plates offer durability, ease of installation, and flexibility, making them a reliable choice for maintaining the TPO membrane's integrity and performance over time. Regular inspections ensure long-term effectiveness.

Insulation System

The insulation system is vital for TPO membrane installation, enhancing energy efficiency and thermal performance. Common insulation materials include polyisocyanurate (ISO), expanded polystyrene (EPS), and extruded polystyrene (XPS). These materials provide a stable base for the TPO membrane, improving the roof's R-value and overall energy efficiency. Proper installation involves securing insulation boards with fasteners or adhesives before applying the TPO membrane. A well-installed insulation system reduces heat loss, lowers energy costs, and supports the TPO membrane's durability and performance, ensuring a long-lasting and effective roofing solution. Regular maintenance checks maintain insulation effectiveness.

Roof Deck

The roof deck is the structural foundation beneath the TPO membrane, providing support and stability for the entire roofing system. Common materials for roof decks include plywood, oriented strand board (OSB), metal, and concrete. A solid, properly installed roof deck is crucial for the successful application of the TPO membrane, ensuring a smooth, even surface that promotes adhesion and minimizes the risk of punctures or damage. The roof deck must be clean, dry, and free of debris before TPO installation. Properly maintained, it enhances the durability and performance of the TPO roofing system. Regular inspections ensure the deck's integrity and longevity.

Latest Works

The Foundations

Founded in 2009, we focus on being active in roof repairs, we rely on extensive family experience and quality products to give you peace of mind. Active in the field for more than 20 years, its owner, Francis Chevalier, uses the lessons learned from his father and grandfather to offer his customers, both residential and commercial, fast, high-quality service.

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