What is a Marine scupper?
Similar Terms: Scupper Drain holes on the Deck, in the toe rail, or in bulwarks or (with drain pipes) in the Deck itself to allow water to drain out and Overboard.
How does a scupper valve work on a boat?
Scupper Valve Function True self-bailing scupper valves open when the boat is underway. They perform best when the speed of the boat causes a rush of pressure from water on the deck or in the cockpit to open the one-way valve — water leaves but can not re-enter the boat.
What is the purpose of scuppers on a boat?
Boat scuppers are an important part of allowing the water on deck or in your cockpit to escape overboard – in addition to keeping debris from clogging your hose or thru hull.
Are scupper plugs universal?
Some scupper plugs you find for sale are “universal” or “one-size-fits-all”. The self-bailing plugs allow excess water to drain while still plugging the scupper hole while the pull rope design allows for easy removal.
Where are the scuppers on a boat?
A scupper is an opening in the side walls of a vessel or an open-air structure, which allows water to drain instead of pooling within the bulwark or gunwales of a vessel, or within the curbing or walls of a building.
What is a Garboard plug?
Various companies make garboard drain plugs, basically threaded bronze fittings that securely plug a drain hole when the boat is afloat and can be opened when it’s on the hard to let out rainwater. It’s better to go for one where both the flange fitting and the plug are bronze. Some are a mix of brass and bronze.
What is a scupper look like?
This drainage system looks like an opening in the parapet or wall of your flat commercial roof. Some scuppers have a simple spout that pours water down the side of your building, while others are connected to downspouts that send the water directly to the ground level.
Can you plug scuppers on a boat?
The truth is, water will always find its way into your boat. It’s just a matter of personal choice. If you do have some water entering your boat but want the convenience of it draining back out, consider plugging your scuppers closest to your seat and leave the ones by your feet open.