Great work -- any more details on the shutoff valve? I bought a Gilmour one but it restricted the flow which messed up my attempts to use the "sheeting method". Does that one (looks heavy duty) give you a full 5/8" flow on both sides?
335xi sedan 6MT, Premium, Cold Weather, iDrive, CA, iPod
Black Sapphire Metallic, Black Leather, Aluminum Trim
European Delivery: April 28 - May 7, 2008
Performance Center Redelivery: July 11, 2008