Stainless capped resin straight thru hull 1/2"

Product Description

Upgrade your boat's plumbing with our Straight Thru Hull Fitting, expertly crafted to combine the premium appearance of stainless steel with the performance and cost-efficiency of modern composite materials. Designed for 1/2″ ID marine hoses, this fitting is trusted by professional saltwater boat builders for its exceptional reliability and long-term durability in harsh marine environments.

Constructed from high-strength fiberglass-reinforced resin, this lightweight thru-hull fitting resists corrosion, cracking, and UV damage far better than traditional plastic options. Its polished 304 stainless steel cap, ultrasonically welded to the flange, delivers a sleek, upscale finish while offering critical protection from sun and saltwater exposure.

Whether you're installing new systems or upgrading older components, this marine thru-hull discharge fitting ensures a tight, secure fit for 1/2" hose applications and comes with a mounting nut for hassle-free installation.

Product Specifications 

• Material: Fiberglass-reinforced resin body with polished 304 stainless steel cap

• Dimensions:

  • Outside Flange Diameter: 1-1/2″

  • Required Hole Size: 13/16″ min

  • Maximum Hull Thickness: 1-1/4″

  • Overall Length (inside flange): 3-1/4″

  • Hose ID: 1/2″

• Includes: Mounting nut for easy installation