4" Double Duct Adapter. 4" DOUBLE DUCT ADAPTER FOR 4C448 465 cfm DAYTON BLOWERS connect 4 inch ducting to fan or wall.This fan tube adapter will mount to the exhaust port of the Dayton 465 cfm and 750 cfm blowers. You can attatch this fan tube adapter to the wall for intake air and run plastic 4 inch ducting to a box that contains the blower. Attach the fan tube adapter or adpters to the box. Fasten anoth... — Ships from Portland, Oregon USA....more info.
Dayton 140CFM Vent Blower Dayton fans Dayton 140CFM Vent Blower (DB140SYS)Dayton fan blowers are made from powder-coated heavy-duty steel housing to withstand the moist environments where fans often operate. Each industrial-quality vent blower comes with attached power cord featuring strain relief. Buy with pride -- Dayton manufactures all vent blowers in the USA.
... — Ships from HF: OR, CA, CO, MI, PA USA....more info.