This attachments allows you to have a smaller opening on your window to insert the vent to exhaust outside. Allowing your room to keep it's indoor temperature while pushing out bad paint fumes.
Accessory parts for Mr. Super Booth. It is a narrow width type exhaust port attachment. Screw the attachment to the tip of the hose, and use it by sandwiching it in a sash window or the like. Normally hose diameter 68 mm can be made 15 mm wide, keeping the aesthetic look when looking from the outside, you can minimize opening of the window.