GROCO Bronze Vented Loop – 1″ Hose – HVL-1000

GROCO Bronze Vented Loop – 1″ Hose – HVL-1000Bronze Vented Loop – 1″ Hose Features:Allows air to enter to break siphon, but does not permit air and odors to escape! Cap is threaded 1/2″ NPT to accept a barb fitting if you wish to vent overboard.Overboard venting is required if PVL …