Dripper Guard Thru-Hull Stain Guard Small White

Groco TH Series Bronze Thru Hulls for Pipe - 1/2" NPS Thread

A: 2.2" B: 0.3" C: 1.7"

Sea Dog 520510 Thru-Hull with Scupper Valve 1-1/2"

Constructed of injection molded acetal this thru hull with scupper valve mounts through the transom and provides a water exit for boats with self-bailing cockpits.

Groco HTH Bronze Hose Barb Thru-Hulls

Four diameters of hose barb thru-hulls with diameters from 3/4" to 1-1/2". Recommended for use above the waterline.

Groco HTH-S Stainless Hose Barb Thru Hulls

Attractive stainless hose barb thru-hulls for the bilge pump and other above the waterline use.

Groco TH Series Bronze Thru Hulls for Pipe

Five diameters of NPSM/NPT Combination thread thru-hulls for use with Seacocks and Ball Valves.

Forespar Marelon 250 Series Full Flush Head Threaded Thru Hull for Pipe

Flush pipe connectors are precision moulded in high strength Marelon, and available with and with-out Screens.

Forespar Marelon 251 Series Full Threaded Mushroom Head Thru Hull for Pipe

Precision moulded in high strength Marelon.

Groco STH Series Bronze Scoop Thru Hulls

Scoop thru-hulls induce positive pressure while underway available from 3/4" to 1-1/2" diameter.

Thru Hull for Hose 1-1/8" Plastic

Thruhull for Hose 1-1/2 in. Plastic

Thruhull for Hose 3/4 in. Plastic

Thruhull for Hose 3/8 - 1/2 in. Plastic

Thruhull for Hose 5/8 in. Plastic

Thru Hull for Hose 90 Degree 3/4 in. Plastic

Thru Hull for Hose 90 Degree 1-1/ 8 in. Plastic