The only figures I have seen for water run is quarter inch per foot. This apparently applies to gutters and to things like patios as well.
----- Original Message ----- From: Tom Vos To: blindhandyman@yahoogroups.com Sent: Saturday, August 21, 2010 9:31 PM Subject: [BlindHandyMan] Rain gutter run and drop How much drop does a rain gutter need for water to run out effectively? We have a 34 foot run on the garage, and I'm wondering how much drop we need over that distance Blessings, Tom [Non-text portions of this message have been removed] [Non-text portions of this message have been removed]