GROCO 1-1/4" 90 Degree Hose Thru-Hull Fitting

The GROCO 1-1/4" 90 Degree Hose Thru-Hull Fitting provides a critical connection point for marine plumbing systems where space is at a premium. Designed for boaters who require reliable drainage or intake solutions, this fitting allows for efficient hose routing in tight bilges or engine compartments. By utilizing a 90-degree bend, it prevents hose kinking and reduces the overall vertical footprint of the plumbing installation. Whether you are upgrading an existing system or outfitting a new vessel, this component ensures consistent water flow and hull integrity.

This fitting features a hybrid construction that pairs a #316 stainless steel thru-hull head with a durable bronze hose connection for superior corrosion resistance in harsh saltwater environments. The GROCO 1-1/4" 90 Degree Hose Thru-Hull Fitting is UL Listed 647B, meeting rigorous safety standards for marine hardware. The 90-degree barb is specifically engineered to accommodate 1-1/4 inch marine hoses, providing a secure and leak-resistant interface when properly clamped. The stainless steel exterior offers a polished, professional finish that resists tea staining and mechanical wear over years of service.

Engineered for installation below or above the waterline depending on specific vessel requirements, this fitting is essential for high-capacity bilge pumps, livewell drains, or scupper systems. The 1-1/4 inch sizing is a standard in the marine industry, making it compatible with a wide range of reinforced marine-grade hoses. Professional installers and DIY boaters alike will benefit from the robust threads and the space-saving geometry of the 90-degree design. Choosing this GROCO hardware ensures a long-lasting seal and reliable performance for serious offshore or coastal navigation.