Netted Day Shapes Impa 370581 370585 Black Ball Black Diamond

✅ Key Features & Benefits

• 📢 Clear Daylight Signaling – Enhances navigational safety by clearly indicating vessel status in daylight.

• 🧵 Weather-Tough Netted Design – Prevents sail-effect drag and damage in high winds; reduces mast strain.

• ⚙️ Easy Deployment & Stowage – Collapsible frame allows quick assembly/disassembly and space-saving storage.

• 📏 Meets COLREG Size Standards – Designed in accordance with IMO-recommended dimensions and configurations.

• ⚫ Full Signal Set Availability – Includes ball, cone, diamond, and cylinder shapes for all vessel signaling needs.

• ⚓ Ideal for Professional & Commercial Use – Used across fleets, port vessels, tugs, fishing boats, and cargo ships.

🚢 Ideal Applications

• ⚓ Anchored or Moored Vessels – Displaying black ball to signify stationary status to approaching traffic.

• ⛴️ Towing, Dredging & RAM Operations – Using diamond, cylinder, or ball combinations to indicate restrictions.

• ⛵ Sailing Vessels Using Auxiliary Engines – Displaying cone shape to signify altered operational mode.

• 🚧 Aground Ships & Emergency Situations – Use of three-shape combinations to signal vessel grounding.

• 🛥️ Training & Compliance Exercises – Required gear for navigation safety drills and maritime training institutions. 
  

  ShapeDescriptionIMPA Code

  ⚫ Black Ball

  Indicates vessel at anchor or part of other signal combinations

  370581

  ⬛ Black Cylinder

  Indicates vessel constrained by draft or restricted in maneuverability

  370582

  🔺 Black Cone

  Used singly or in pairs to indicate sailing vessels using engines, fishing vessels, etc.

  370583

   

  ◇ Black Diamond

  Used with ball to indicate vessel aground or with cylinder in special combinations

  370585