Hands-free water filling adaptor

Snap it on, Fill up, Sail on. Fill your water tank with a classic garden hose.The adapter screws in the deck filler entry port and allow any garden hose to be attached to it. No more tricks to hold the hose or water going all around. It stays attached for the full filling process.Fully compatible with deck filler with a plug attached to a chain. Once the tank is full it will overflow via a special vent to avoid pressurise your tanks.