Polyform A4 Fender with Air or Water Injection (Ø 550 x H 700 mm)

The Polyform A4 Boat Fender is engineered for maximum impact resistance and reliable vessel protection in demanding marine environments. Manufactured from premium marine-grade materials, it is built to withstand heavy loads, harsh weather, UV exposure, and continuous contact with docks, piers, and other vessels.

With its large diameter of 550 mm and height of 700 mm, the A4 fender provides excellent cushioning for medium to large boats, workboats, yachts, fishing vessels, and commercial ships. The option for air or water injection allows flexible adjustment of firmness based on vessel size and docking conditions.

Its bright orange color ensures high visibility, improving safety during berthing operations, while the reinforced eye design allows secure and easy attachment using ropes, chains, or shackles.

Key Features & Highlights

• Heavy-Duty Marine Fender Construction
Manufactured from high-quality, marine-grade polymer material designed to resist punctures, abrasions, and deformation under heavy impact.

• Air or Water Injection Design
Can be inflated with air for lightweight handling or filled with water for added weight and stability, depending on operational requirements.

• Superior Impact Absorption
Large rounded shape distributes pressure evenly, reducing stress on hulls and preventing damage during docking and mooring.

• Large Size for Enhanced Protection
Diameter 550 mm (22”) and height 700 mm (28”) make it ideal for medium to large vessels, providing wider contact coverage.

• UV & Weather Resistant
Designed to withstand prolonged exposure to sunlight, saltwater, and harsh marine climates without cracking or fading.

• High-Visibility Safety Color
Bright orange body with contrasting top improves visibility in busy harbors and low-light conditions.

• Strong Reinforced Hanging Eye
Built-in reinforced eye allows secure attachment to lifelines, rails, or dock points using ropes or shackles.

• Versatile Marine Applications
Suitable for commercial vessels, yachts, fishing boats, workboats, offshore platforms, ports, marinas, and shipyards.

• Low Maintenance & Long Service Life
Requires minimal upkeep while delivering reliable performance over extended operational periods.

The Polyform A4 Marine Fender is a trusted solution for operators who demand durability, flexibility, and dependable hull protection in everyday marine operations.