3/8 Flare x 1/4 Male Iron Pipe Brass Check ValveThe 3 8" 1 4" Flared Male Iron Pipe Marine Anti Siphon Valve is a specialized backflow prevention valve designed for marine and watercraft applications. It connects a 3 8 inch flared tubing to a 1 4 inch male iron pipe, with a built in anti siphon mechanism to prevent reverse flow and contamination. Constructed for durability in marine environments, this valve provides corrosion resistance and reliable operation in tight spaces. Specifications Details