Photo 1 of (USED) Fantech - RVF4XL RVF Exterior Wall Mount Centrifugal Duct Fans, 4" White RVF4XL/193 CFM

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Photo 1 of (USED) Fantech - RVF4XL RVF Exterior Wall Mount Centrifugal Duct Fans, 4" White RVF4XL/193 CFMPhoto 2 of (USED) Fantech - RVF4XL RVF Exterior Wall Mount Centrifugal Duct Fans, 4" White RVF4XL/193 CFM