Groco TH750WS 3/4" Stainless Steel Thru-Hull Fitting

The Groco TH750WS is a premium marine thru-hull fitting designed for reliable below-waterline installations on boats and marine vessels. Constructed from corrosion-resistant #316 stainless steel, this 3/4" fitting provides exceptional durability in harsh saltwater environments.

Key Features:

• Premium #316 stainless steel construction for superior corrosion resistance
• NPSM/NPT combination thread design for versatile installation options
• 3/4" nominal pipe size for medium-duty marine plumbing applications
• UL Listed 647B certified for quality and safety standards
• Suitable for through-hull connections for livewell systems, bilge pumps, washdowns, and other marine plumbing needs

Groco thru-hull fittings are engineered to meet the demanding requirements of marine applications, providing a secure, watertight connection point for hoses and plumbing systems that penetrate the hull. The combination threading accommodates both straight thread (NPSM) and tapered thread (NPT) connections for installation flexibility.