Field Controls CAS-2B Combustion Air System

CAS-2B Combustion Air System from Field Controls delivers reliable air intake for oil burner installations. This combustion air system is designed for use on oil burners and complies with UL (Canada and US) standards, ensuring safe, code-compliant operation in heating or boiler setups.

Engineered for dependable performance, the CAS-2B Combustion Air System supports an appliance input of 2 GPH and is compatible with typical oil burner configurations. It includes essential components that simplify installation: 4 Inch Intake Air Hood and 4 Inch Vacuum Relief Valve Field Air Boot, providing steady airflow and effective pressure relief where required. Built to meet safety requirements, this system helps maintain proper combustion air supply and overall burner efficiency.

Perfect for residential or commercial heating applications, this combustion air system ensures proper ventilation, consistent operation, and compliance with UL standards in both Canada and the United States. Use with oil fuel to promote stable ignition, reduced fuel waste, and longer equipment life.

• Designed for oil burner applications
• Fuel type: Oil
• Appliance input: 2 GPH
• Includes: 4 Inch Intake Air Hood
• Includes: 4 Inch Vacuum Relief Valve Field Air Boot
• UL (Canada and US) compliant