On Sun, 24 Feb 2008 20:06:41 -0600, DanG wrote:
Don't let a code authority or an insurance man know what you are
doing. That run of duct will need to be welded steel with fire
suppression. No joints allowed. It should technically be a
grease hood with Halon, but they may reluctantly allow adapting a
conventional hood with a remote Ansul valve. As far as I know,
you will need to install an exterior grease fan, not a push type.

Ain't code compliance wonderful?

Those sound the requirements for a restaurant. Aren't the requirements in a
household going to be less stringent? Most home owners don't cook for a
thousand people every single night.