GROCO Thru-Hull Fitting 1-1/2" NPS Bronze TH1500W

The GROCO Thru-Hull Fitting with Nut, model TH1500W, is constructed from durable bronze and designed for 1-1/2" NPS plumbing installations in marine environments. This fitting features a 3-5/8" neck, a locknut with bonding screw, and includes the recommended nut for secure attachment. Ideal for boat hull applications, it is important to cut the threaded portion to match hull and butt block thickness and to use sealant for proper sealing. This reliable hardware ensures lasting performance and corrosion resistance for marine plumbing systems.