Pump Clamp Knob | Val-Pak | V38-118 | Durable Plastic Construction | Replacement Part for Marine Pumps

Val-Pak Marine Pump Clamp Knob, V38-118, helps regulate water flow and securely fasten your pool pump clamp. Designed for marine environments, it supports reliable water circulation through your pool system and aids in keeping water properly filtered.

This replacement knob is built for compatibility with Val-Pak clamp assemblies and is ideal for boat-based pools, marina slips, or any saltwater setup where consistent filtration matters. Its marine-grade construction resists corrosion and wear, maintaining clamp tension and preventing leaks that can disrupt flow. The ergonomic grip allows quick, tool-free adjustments, even with gloves on, so you can fine-tune circulation without downtime. By ensuring steady flow, it helps optimize filtration efficiency and maintain healthier water chemistry across seasons.

• Fits Val-Pak clamp assemblies (V38-118) for easy replacement
• Marine-grade, corrosion-resistant construction
• Ergonomic grip for quick, tool-free adjustments
• Supports consistent water circulation and filtration
• Reduces risk of leaks and flow interruptions in saltwater systems

Keep your pool water clear and inviting with this purpose-built clamp knob. Add the Val-Pak V38-118 to your pool maintenance kit and enjoy dependable performance from your marine pump system.