Aquavalve Spanner Fuel/Water universal outboard cover it acts as a muffler

it acts as a muffler cancelling noise and preventing salt water from circulating through your engine when at rest

Small=500mmL x 295mmD

If mounting on the side of your vessel then naturally a dorade  box or water diverting system is rigid

Maximum rope Ø (mm)

Simply flick the switch to check condition of battery

Aquavalve Spanner Fuel/Water universal outboard cover it acts as a mufflerDesigned and made in New Zealand, the Tru Design Fuel Water Spanner is an excellent tool to have available for the opening of deck fittings. The Fuel Water Spanner solves the problem of damaged fittings due to using large screwdrivers or other tools to attempt to open deck fittings. Tru Design Spanners are manufactured of a tough and durable Nylon composite material. They are immune to corrosion eliminating damage caused by the harsh marine