13' X 20' Exit Vent
Brand: Heng's Industries
Heng's 31121-C2 Escape Hatch, Plastic Frame, 13" x 20"
#1 Square Recess Bit
#10 45DEG.ELBOW Hose End
#10 5/8 Flare to 1/2 Pipe
#10 5/8 ID Flared Union