Marine City Nylon Thru-Hull Fitting with 316 Stainless Steel Trim & Flapper

The Marine City Nylon Thru-Hull Fitting with 316 Stainless Steel Trim Cover is designed for dependable drainage and corrosion resistance in demanding marine environments. Manufactured from high-quality marine-grade nylon , this thru-hull fitting withstands prolonged exposure to saltwater without cracking, fading, or deteriorating.

The mirror-polished 316 stainless steel trim cover enhances both durability and appearance. Known for superior corrosion resistance compared to standard stainless steel, 316 grade ensures long-term protection against harsh marine conditions.

Equipped with an integrated rubber flapper , this thru-hull outlet helps prevent backflow and water intrusion, improving onboard safety and drainage efficiency. Its quick-install design eliminates complicated mounting systems and additional hardware, making installation fast and convenient.

Ideal for boats, yachts, and marine vehicles, this 1.5-inch hose compatible thru-hull fitting delivers a secure, professional-grade solution for marine drainage systems.

Key Features

• Durable marine-grade nylon construction

• Mirror-polished 316 stainless steel trim cover

• Built-in rubber flapper prevents water backflow

• Fits 1.5-inch hose connections

• Quick installation – no complex mounting required

• Corrosion-resistant for saltwater environments