External image, not preserved — original: http://www.mundoseco.com.ar/images/perfiles1.jpg
the one on the top left is a RC??
thanksthis are resilent chanels??
Originally posted at johnlsayers.com, topic 3402.
No, it is shaped like a Dietrich double legged RC, but without the slots cut into the slanted sides that make it more flexible. Yours will NOT be resilient.
http://www.dietrichindustries.com/bigdp ... sories.htm
Notice the top set of drawings - on the double legged RC, notice the little CUT marks on the slanted sides of the channel? this is what makes it flexible... Steve