18″ Concentric Curb Transition, Duct Size:18″, Designed to Drop Into The Curb and Convert The Square Duct Unit Connections to Round Duct, For Use with S1-1RC0501, S1-1RC0502, S1-1RC0503, S1-1R0504 Roof Curbs, Dims:10″H X 17-1/2″W X 21″D, Weight:9 Lbs, In Box, Made in USA.
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18″ Concentric Curb Transition
Original price was: $24.50.$16.24Current price is: $16.24.
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