Field Controls Connection Kit without Boot (for Beckett AFII, NX, Riello 40BF burners)

The CAS-1 and CAS-2 Field Combustion Air Systems provide controlled amounts of outside air for proper combustion of oil heating appliances. These models are designed specifically for use with Aero, Beckett, Carlin, Riello, or Wayne burners. Features 4" Intake Air Hood 4" Vacuum Relief Valve Appliance Input:Up to 2 gph Fuel: Oil Compatible Burners: Beckett AFII, NX, Riello 40BF