The Widest Range of Marine Equipment & Spare Parts Under One Roof
The Widest Range of Marine Equipment & Spare Parts Under One Roof


The 3″ Thru Hull Outlet SS is a premium marine-grade stainless steel fitting, meticulously designed for reliable, corrosion-resistant, and high-performance fluid discharge in marine and industrial systems. Crafted from SS316 stainless steel, this thru-hull outlet ensures exceptional durability, long-lasting performance, and resistance to saltwater corrosion, shocks, and vibrations, making it ideal for boats, yachts, and offshore vessels.
A thru-hull outlet is a critical component in marine plumbing systems, allowing water, bilge discharge, or cooling water to exit the vessel safely. The 3-inch size provides an optimal flow rate for larger engine cooling circuits, bilge pumps, and water intake systems, ensuring efficient and safe operations while preventing water intrusion into your vessel. The robust stainless steel construction guarantees a leak-proof and secure installation, even under the harshest marine conditions.
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Size: 3-inch diameter
Material: SS316 marine-grade stainless steel
Design: Thru-hull outlet for secure water discharge
Corrosion Resistance: Ideal for saltwater, freshwater, and industrial fluid systems
Durability: Highly resistant to shocks, marine vibration, and wear
Applications: Engine cooling systems, bilge pumps, water discharge, and intake lines
The SS316 stainless steel construction ensures exceptional corrosion resistance, maintaining integrity in marine environments and providing long-lasting performance. Its precision-machined design allows for easy installation and ensures a tight, leak-proof fit with compatible hoses, pumps, and valves. This thru-hull outlet minimizes turbulence and water backflow, maintaining optimal performance in critical bilge and cooling systems.
Its 3-inch diameter ensures maximum flow efficiency for larger vessels, while the marine-grade material provides resistance against rust, shock, and vibration, ensuring a safe and reliable water discharge system. This fitting is perfect for yachts, fishing boats, sailboats, and other offshore vessels where durable and leak-proof connections are essential.
Bilge pump discharge outlets for yachts and boats
Engine cooling and water circulation systems
Water intake or outlet systems for marine vessels
Industrial water discharge systems requiring corrosion-resistant materials
Replacement or upgrade for damaged or worn thru-hull fittings
✔ Easy installation and secure marine-grade connection
✔ Long-lasting SS316 stainless steel durability
✔ Reliable water flow for engine cooling and bilge systems
✔ Minimizes risk of leaks, rust, and corrosion
✔ Supports high-performance marine and industrial fluid systems
At Climax Marine, we offer a comprehensive range of marine hardware, stainless steel fittings, thru-hull outlets, pumps, impellers, and hoses trusted by marine professionals worldwide. Our products are designed for durability, efficiency, and safety, ensuring your marine or industrial system operates flawlessly.
Upgrade your vessel’s water discharge system today with the 3″ Thru Hull Outlet SS, delivering a secure, corrosion-resistant, and high-performance solution for all your marine applications.
🔗 Explore all stainless steel fittings: https://climaxmarine.com/stainless-steel-fittings-page/
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