Manufactures chutes that pass through conduit without damaging existing cable. Tie a line to the chute, insert the chute into the conduit, and blow air propelling it to the end of the conduit.
At Chuters we hand make line carriers that are durable, flexible and cost effective. To use a Chute, you would tie a line or webbing to a Chute, insert the Chute into the Conduit...