WhisperGreen Select Pick-A-Flow 50/80 or 110 CFM Exhaust Fan w/multispeed Flex-Z Fast bracket 4 or 6 in. Duct Adapter Pella Impervia 50–70 sq ft per gallon

50–70 sq ft per gallon

A: Not directly

the laminate surface is heat resistant within typical household use

which increases clamping strength and reduces shear movement

General-Purpose Grade: Grade 2 rating suitable for most everyday fastening applications

WhisperGreen Select Pick-A-Flow 50/80 or 110 CFM Exhaust Fan w/multispeed Flex-Z Fast bracket 4 or 6 in. Duct Adapter Pella Impervia 50–70 sq ft per gallonThe WhisperGreen Select Exhaust Fan offers customizable airflow options at either 50 80 or 110 CFM, with a multispeed Flex Z Fast bracket and 4 or 6 inch duct adapter. Experience enhanced ventilation and reduced moisture in any room with this efficient and versatile exhaust fan. Dimensions Housing Length (in.) 10. 25 Housing Width (in.) 10. 25 Product Height (in.) 8. 51 Product Length (in.) 13 Product Width (in.) 13 Details Air Volume (CFM) 110, 50,