VEVOR Concession Hood Exhaust, 7FT Long Food Truck Hood Exhaust, 7-Foot X 30-Inch Stainless Steel Concession Hood Vent Sliver Food Truck Vent, Includes Baffle Hood Filter, Grease Groove, Fume Pipe

Yes, you can use it in-house.

Yes.

This product does not have an exhaust fan. If you need it, you need to buy an exhaust fan with an air volume of more than 6000 in other places.