You would buy the hood shell and then duct to the outside blower just make sure the blower and hood work together like the ones below.
Roof mounted external blower.
Durable sealed blower housings are crafted from weather resistant aluminum and can be painted to match the roof or wall color scheme.
Using a circular saw cut a hole in the wall or roof where the blower will be mounted.
Zephyr 1000 cfm external blower with 10 inch round duct for use with zephyr cheng and arc series.
To purchase this accessory and more contact your local parts distributor.
Owens corning ventsure 11 in x 240 in black plastic roll roof ridge vent.
Find my local parts distributor.
Broan 1500 cfm exterior mounted weather resistant blower.
Vent a hood 1000 cfm 24 inch wide exterior roof or wall mounted blower for vent a hood range hoods.
Available in 1 finish.
Available in 1 finish 5 from 5.
Power roof mount fan.
The roof or rooftop exhaust fan is the most efficient way to rid a building or facility of overheated air issues.
This blower is designed for smooth quiet and efficient operation with wolf ventilation hoods keeping the kitchen free of smoke grease and odors.
Union corrugating 14 in x 120 in gray steel stick roof ridge vent.
The premier magic lung system will be replaced with industrial grade stainless steel baffle filters.
Exterior blowers extract the air outward and can be installed to an outside wall or to the roof.
Remote blower systems are compatible with most premier magic lung hoods.
Exterior blowers will handle the rigorous needs of professional style cook tops and ranges.
Since they are located some distance from the kitchen there is considerably less noise output.
The table below will help you select an exterior blower matched to the heat output of your range hood.
Step 2 mount the external blower.
For pricing and availability.
External blowers external hoods are also very popular.
These units mount on an outside wall or even on the roof of the home.
These rm series blowers can be roof or wall mounted to accommodate a variety of applications.
The hole should be around 14 inches wide and 18 inches long.
1200 cfm remote blower.
1300 cfm remote blower can be mounted on the roof or exterior wall of your home depending on preference and ducting situation.
If going through the roof shingles may need to be first cut away with a utility knife.
Since hot air rises to the ceiling or the highest point of a structure it makes sense that having exhaust fans mounted on the roof will work best.