RyanChappell Elite Member Joined Nov 10, 2010 Messages 3,308 Location Alabama Nov 3, 2011 #1 http://www.copper.org/resources/properties/protection/underground.html Concrete and metal corrosion: http://forums2.gardenweb.com/forums/load/hypertufa/msg0819393026585.html
http://www.copper.org/resources/properties/protection/underground.html Concrete and metal corrosion: http://forums2.gardenweb.com/forums/load/hypertufa/msg0819393026585.html