Autozone, lots of smaller sizes for vacuum hose by the foot.
On 2013-03-13, at 10:51 AM, Colyn Case <colyncase@earthlink.net> wrote:

> I'm looking for a minimum thickness vacuum hose just to hold the dukes pressurization valve open on takeoff.  Right now I have a 1/4" i.d. .64" o.d. big fat rubber line.    I don't see anything on McMaster Carr that is thinner wall.  But given it probably needs to handle maybe 10 psi of vacuum, the big fat rubber hoses seem like overkill.