Sustainable Building Materials in Ontario: What Contractors Want

The construction industry is rapidly shifting toward sustainable building materials. Contractors in Ontario are under increasing pressure from clients, regulations, and energy codes to choose greener options. Here’s a guide to the most popular eco-friendly materials contractors are asking for in 2025.

Top Sustainable Materials

• Recycled Steel – used in framing and roofing, durable and fully recyclable.

• Bamboo & Engineered Wood – renewable, fast-growing alternative to traditional lumber.

• Recycled Insulation Products – cellulose insulation made from recycled paper, mineral wool from slag.

• Low-VOC Paints & Adhesives – healthier indoor air quality.

• SIP Panels & ICFs – energy-efficient building systems with reduced thermal bridging.

• Solar-Ready Roofing Systems – designed for integration with solar panels.

Benefits for Contractors

• Meets Ontario energy efficiency codes.

• Reduces client energy bills long-term.

• Improves project marketing (eco-friendly builds sell faster).

• Access to rebates and incentive programs.

Average Cost Premiums (Ontario 2025)

• Recycled Steel: ~10–15% more than standard steel.

• Bamboo Flooring: ~20% higher than hardwood.

• SIP Panels: ~15–25% higher upfront, but lower operating costs.

Where to Buy Sustainable Materials in the GTA

• Big box stores stock some eco-friendly paints and insulation.

• Dedicated suppliers like Confirmed Construction Materials (ConfirmedCM) offer recycled insulation, SIPs, and other sustainable products with bulk pricing and GTA delivery.