Each channel section can be curved in a large radius arc to provide a turn to {HEAD ~ the elbow}, which may extend around {TAIL ~ a quarter circle} to provide a 90° turn to the dryer exhaust vent conduit 
extend around
Each channel section can be curved in a large radius arc to provide a turn to { HEAD ~ the elbow } , which may extend around { TAIL ~ a quarter circle } to provide a 90 ° turn to the dryer exhaust vent conduit
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH