Groco BV4000 Bronze Full-Flow Flanged Ball-Type Seacock 4 Inch

The Groco BV4000 is a heavy-duty bronze ball valve seacock designed for marine through-hull applications requiring 4-inch connections. This premium seacock features a full-flow ball design that minimizes flow restriction, making it ideal for high-volume applications such as engine cooling water intakes, generator cooling systems, and large livewell installations.

Key Features:

• Patented field-selectable direction of rotation allows handle operation to be changed in the field, enabling installation in tight or otherwise unusable locations
• Full-flow ball design provides unrestricted water flow with minimal pressure drop
• Constructed from high-quality bronze for superior corrosion resistance in marine environments
• Tri-flange base mounting pattern provides easy retrofit compatibility when replacing most popular seacock brands
• Handle features a square hole design that accepts standard valve handles and allows for easy emergency operation
• Flanged design provides secure, leak-free installation to fiberglass, wood, or metal hulls
• ABYC compliant for marine below-waterline applications

Groco seacocks are engineered for reliability and longevity in demanding marine environments. The BV4000's robust construction and field-serviceable design make it a preferred choice for boat builders, marine surveyors, and vessel owners who demand the highest quality in safety-critical through-hull fittings.