Beckson 4" Smooth Center Screw-Out Deck Plate - White [DP40-W] Boat Outfitting | Trim Tab Accessories (1) 8066 LED - 120v

(1) 8066 LED - 120v AC Red

This also allows for all electronic cables to pass through one hole for cleaner installation

into your house sewer clean-out

it wont damage your line by twisting

flat design of this whistle keeps it from holding water

Beckson 4" Smooth Center Screw-Out Deck Plate - White [DP40-W] Boat Outfitting | Trim Tab Accessories (1) 8066 LED - 120vScrew Out Deck Plate The Beckson Screw Out Plate was designed to provide access without the use of tools, with a single start non jamming (no cross thread), extra strong, self cleaning buttress thread. They incorporate a self aligning center and an innovative gasket to assure a watertight seal. A back up sealing wall leaves the plate watertight, even if the gasket is removed. Deck plates are used for access to shut off valves or back fastenings,