"MF-846 VENT BARB ASSEMBLY OPTION CAN BE USED IN LIEU OF THE STANDARD MF-841 CAP/DUCKBILL. THIS OPTION ALLOWS VENTING TO THE OUTSIDE OF THE HULL VIA A1/4""(6.35MM) HOSE."
SUPP
III SUPPLEMENTARY FEATURES
"MF-846 VENT BARB ASSEMBLY OPTION CAN BE USED IN LIEU OF THE STANDARD MF-841 CAP/DUCKBILL. THIS OPTION ALLOWS VENTING TO THE OUTSIDE OF THE HULL VIA A1/4""(6.35MM) HOSE."