Blowsion 06-01-063 Vacate Valve Machined from 6061 aluminum and clear anodized for corrosion protection Vacate Valves operate on the same principle as the Blowsion One Way valves, using the forward motion of the watercraft and gravity to allow ingested water to simply vacate the hull in one direction only Direct threaded replacements for the flimsy OEM plastic drain plugs, the Vacate Valve also simplifies interior flushing of the engine compartment Fits any model, by brand, that has a screw-in drain plug