Where HVAC Contractors Buy Ducting & Ventilation Supplies in the GTA

Every HVAC system relies on ducting and ventilation supplies to perform efficiently. For contractors in the GTA, finding a dependable supplier for sheet metal ducts, fittings, vents, and accessories is critical to keeping projects on schedule. Here’s what you need to know.

Common Ducting & Ventilation Supplies

• Sheet Metal Ducts – round and rectangular, galvanized steel or aluminum.

• Flexible Ducting – insulated or uninsulated, for tight spaces.

• Fittings & Elbows – connect ductwork sections.

• Registers & Grilles – air distribution inside buildings.

• Dampers & Controls – regulate airflow.

Why Contractor Supply Matters

• Projects often require custom duct sizing and fast turnaround.

• Bulk orders cut material costs.

• Professional-grade products perform better than retail alternatives.

Average Costs (Ontario 2025)

• Sheet Metal Duct (10” x 5ft): $25–$40.

• Flex Duct (25ft insulated): $70–$110.

• Grilles & Registers: $10–$25 each.

• Dampers: $20–$50.

Where HVAC Contractors Buy in the GTA

• Big box stores carry small ducting sections, but limited range.

• Dedicated suppliers like Confirmed Construction Materials (ConfirmedCM) stock full ducting systems, fittings, and ventilation accessories with bulk contractor pricing and GTA delivery.