(Chiefly
British, and best appreciated in a
British accent.)
Any large-bore corrugated tubing. Generally made of thick plastic - making it stiff - while the corrugations allow for some flexibility. Generally used for routing cables around a room, or exhaust
gas from an air conditioning unit.
I say - heat's building up in the machine room.
Don't suppose you could toddle over and
check the
elephant's cock's not fallen off the air con, old boy?