Attwood Thru-Hulls

Made from thermoplastic resins, these thru-hulls offer durability and heavy-duty construction while preventing electrolysis.

• Made of thermoplastic resins
• Plastic Thru-Hull Connectors are designed for installation above the water line only

3872-3

• Fits Hose Size: 5/8″ I.D.
• Stem Length: 3-1/4″
• Max Hull Thickness: 1-1/4″
• Flange Diameter: 1-3/4″
• Installation Hole Saw Size: 1-1/8″
• Construction: Polypropylene

3873-3

• Fits Hose Size: 3/4″ I.D.
• Stem Length: 3-1/4″
• Max Hull Thickness: 1-1/4″
• Flange Diameter: 1-3/4″
• Installation Hole Saw Size: 1-1/8″
• Construction: Polypropylene

3874-3

• Fits Hose Size: 1-1/8″ to 1-1/4″ I.D.
• Stem Length: 3-1/4″
• Max Hull Thickness: 1-1/4″
• Flange Diameter: 2-1/4″
• Installation Hole Saw Size: 1-3/8″
• Construction: Polypropylene

3875-3

• Fits Hose Size: 1-1/2″ I.D.
• Stem Length: 3-1/2″
• Max Hull Thickness: 1-1/4″
• Flange Diameter: 3″
• Installation Hole Saw Size: 1-7/8″ to 2″
• Construction: Polypropylene