Forespar MF 841 Vent Cap Assembly, Marelon Vented Loop

Ensure the integrity of your marine plumbing systems with the Forespar MF 841 Vent Cap Assembly. This essential component is specifically designed to prevent siphoning, safeguarding marine toilet and engine cooling systems from unwanted fluid transfer. Crafted from Forespar's high-strength, corrosion-proof Marelon®, this assembly offers exceptional durability and reliable performance in the harshest marine environments. Upgrade your vessel's fluid management with Forespar's trusted engineering.

Key Benefits:

• Siphon Prevention: Actively prevents fluid siphoning between tanks, maintaining critical system integrity.
• Versatile Marine Application: Commonly used in marine toilet and engine cooling systems for dependable operation.
• Automatic Air/Fluid Sealing: Features a simple valve system that allows air to enter the line when not in use and effectively seals as water or other fluid passes through.
• Corrosion-Proof Marelon® Construction: Molded from proprietary Marelon®, ensuring zero corrosion, lightweight durability, and long-term reliability in saltwater conditions.
• Reliable Duckbill One-Way Valve: Engineered to seal properly even when particulate matter is present in fluids, ensuring consistent performance.

Compatibility & Pairings:

Designed as a replacement cap assembly for Forespar Marelon® vented loops, ensuring seamless integration with existing Marelon® plumbing systems.