This powerful kitchen blower is specifically designed to work with the Vent a Hood "M" series hoods. The dual blower provides plentiful power for your Vent a Hood M series hood or hood liner. Blower fits nicely inside Vent a Hood brand M series hoods and exhausts with a 10" round duct connection. Capable of power over 1000 cfm to help you get the most out of your M series Vent a Hood.