Attwood hull-mounted vents are designed to install by fastening as a complete unit from either inside or outside the hull. Ventilation hose twists into the bottom of the box to form a raised water barrier.
Attwood Marine 1494A5 - Bilge Vent
Attwood Marine 1423-1 - Bilge Vent
ATTWOOD MARI Compatible with Attwood 11889D1 Corporation Floating Key (Colors ma
ATTWOOD MARI VENT-BLACK FLUSH LOUVERED- 1423-1
Sierra Marine TS26621 Marine Series MARINE COOLANT TEMP SENSOR
Sierra Marine 18-3653 Marine Series MARINE MOTOR THERMOSTAT