Offshore Platform Windsock Systems

CAP 437-Compliant Windsock Systems for Offshore Helidecks & Marine Facilities

Marine-grade construction • CAP 437 aligned • Made in USA

Why Oil & Gas Operators Specify BDS Offshore Windsock Systems

CAP 437 Alignment

Engineered to align with CAP 437 guidance for offshore helicopter landing areas, supporting recommended practices for wind indication, visibility, and operational safety.

Corrosion Resistance

Constructed with 304/316 stainless steel framing, marine-grade PVC housing, and corrosion-resistant Delrin-type bearings designed to withstand constant saltwater exposure and extreme weather conditions.

Extreme Wind Performance

Proven performance in hurricane-force winds and severe weather conditions experienced on offshore platforms throughout the world’s most challenging marine environments.

All-Weather Visibility

Internal LED anti-glare lighting provides clear wind indication during night operations, fog, and low-visibility conditions common in offshore environments.

BDS Offshore Platform Windsock Systems

BDS offshore platform windsock systems are configured using separately sold components—including windsock frame assemblies, windsocks, and windsock poles—to meet marine installation requirements.

Lighted Offshore Windsock Frame Systems

Engineered for offshore platforms, helidecks, and marine environments requiring reliable illuminated wind direction visibility in harsh operating conditions.

Marine-Grade Replacement Windsocks

International Orange replacement windsocks manufactured from UV- and salt-resistant materials for long-term offshore visibility, durability, and maximum contrast.

Stainless Steel Windsock Poles

304/316 stainless steel windsock poles are available in roof-, deck-, and platform-mounted configurations for offshore installations exposed to severe marine conditions.

Designed for Offshore Applications

BDS offshore platform windsock systems are commonly used for:

  • Offshore oil & gas platforms
  • Helidecks and helicopter landing areas
  • Production and drilling facilities
  • Marine terminals and coastal facilities
  • Offshore support vessels
  • Emergency response platforms
Offshore platform helideck windsock application

CAP 437 Guidance for Offshore Helideck Windsock Systems


Offshore helicopter landing areas commonly reference CAP 437 guidance for operational visibility, wind awareness, and helideck safety considerations in marine environments.

BDS offshore windsock systems support these operational requirements through high-visibility wind indication, illuminated configurations for night operations, and corrosion-resistant construction engineered for offshore conditions.

Commonly Referenced CAP 437 Topics

  • Visual Aids (Chapter 4.5)
  • Wind Assessment (Chapter 6.13)
  • Operational Considerations (Appendix H)

Reference Document:

CAP 437 – Standards for Offshore Helicopter Landing Areas (347-page PDF) →

Frequently Asked Questions

Our offshore systems feature marine-grade stainless steel construction, specialized corrosion-resistant coatings, and sealed bearing systems designed specifically for saltwater environments and extreme weather conditions.

BDS windsock systems are engineered to align with CAP 437 guidance for offshore helicopter landing areas and are widely used to support wind indication and visibility requirements in offshore environments. Final compliance is determined by the overall platform design and project-specific requirements.

BDS windsock system components are engineered for long-term performance in continuous wind exposure and harsh outdoor environments, with service life varying by component and site conditions.

Frame assemblies and poles are constructed from 304/316 stainless steel with high-performance powder coating and feature maintenance-free delrin-type bearings, delivering years of reliable, corrosion-resistant operation.

Windsock fabric is manufactured from commercial-grade nylon with UV inhibitors and water-repellent coating, engineered to withstand continuous wind exposure while maintaining flexibility and responsiveness to changing wind conditions.

Unlike heavier materials, the lightweight fabric allows for more accurate wind indication and helps reduce the risk of tearing under sustained use. Fabric replacement is typically required every 1–3 years, depending on UV exposure and wind conditions, with gradual fading being the most common reason for replacement.

BDS Systems manufactures the 760 Series lighted windsock frame, engineered specifically for Class I Division 2 hazardous locations (Class 1 Div 2), where flammable gases or vapors are not normally present but may exist under abnormal operating conditions. 

The 760 Series features IP69K-compliant, marine-listed construction, supporting reliable operation in corrosive industrial environments and high-washdown conditions common at chemical processing, petrochemical, and energy facilities.

Windsock lighting configuration should be selected based on available electrical infrastructure:

  • Internally LED lighted frame assemblies: 751 Series is a single LED light frame assembly and the 752 Series is a double LED light frame assembly, each providing uniform, low-glare illumination from within the windsock cone for consistent visibility. 
  • 12V DC frame assemblies (740 Series): Designed for international installations or installations requiring compatibility with 90–264V input power systems
  • Solar-powered frame assemblies (740SP Series): Self-contained units for remote or off-grid locations where trenching or electrical service is not practical.

Proper windsock system configuration—including frame assembly, windsock, and mounting structure—ensures reliable wind direction visibility during night operations and low-visibility conditions.

Contact us to determine the best lighting solution for your application

Offshore platform windsocks face unique challenges that land-based systems never encounter. Constant saltwater spray, extreme temperature variations, hurricane-force winds, and the corrosive marine atmosphere demand specialized engineering solutions that go far beyond standard aviation windsocks.

Our marine-grade systems feature corrosion-resistant stainless steel construction, specialized marine coatings, and sealed bearing systems that maintain smooth operation despite continuous exposure to saltwater and extreme weather. The result is a windsock system that provides reliable wind indication year after year, even in the world’s most punishing

Offshore Operators That Trust BDS Systems

Offshore Platforms
"We've operated BDS windsock systems on our North Sea platforms for over eight years. Despite facing some of the most severe weather conditions in the offshore industry, these systems continue to perform flawlessly. The reliability is exactly what we need for safe helicopter operations."
— Platform Operations Manager, Major Oil & Gas Company
BDS Systems Made in USA windsock manufacturer

Trusted Supplier of Offshore Platform Windsock Systems

For over 50 years, BDS Systems has supplied lighted windsock systems for offshore platforms, helidecks, marine terminals, and energy facilities worldwide. Offshore operators trust BDS for reliable marine-grade performance, corrosion-resistant construction, and dependable operation in severe offshore environments.