Roof Curb Adapter, Reduces 30" Fan Curb Cap/Base to 26" Roof Curb

Curb adapters are designed to adapt standard curb cap dimensions to existing curb when replacing a fan or ventilator. Constructed of galvanized steel. This reducer is for use with model CUBE, sizes 180 through 200, model CUE, sizes 180 through 200, model G, sizes 183 through 203, and model GB, sizes 180 through 200.

California Residents - Prop 65 Warning