Perko - Combo Gas Fill & Tank Vent-Wh - 0542DPGWHT Sierra Tune-Up Kits A built-in thermal cell that

A built-in thermal cell that protects the pump and the vessel when things get too hot

Twist and compress by hand to insert into hole

Designed for use in medium duty applications in both permanent protected and unprotected moorings

12 volt bulb included

we've created hidden air vent to prevent airlocking

Perko - Combo Gas Fill & Tank Vent-Wh - 0542DPGWHT Sierra Tune-Up Kits A built-in thermal cell thatAngled neck. Integral tank vent with flame arrestor and anti surge valve. Deck plate key included. Plastic body and cap. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.