Double Fin Float

Double Fin Centre Float
For vessels with hull fins
 
This specially designed double centre slide-on/off float includes a 17cm deep channel to accommodate fin-style hulls with ease.
 
Manufactured from high molecular weight high-density polyethylene (HMWHDPE), it offers outstanding durability, UV resistance, and impact strength. Designed to handle loads of up to 350kg per square metre, it performs reliably in temperatures from -60°C to 80°C. With a life expectancy of up to 15 years, this float is built for the long haul. Produced using a one-piece blow moulding method, it ensures superior quality and meets national hygiene standards—completely odour-free and non-toxic. Custom options available.
 
Fin Float Specs
Size: 100 x 50 x 40 cm
Centre Depth: 17 cm
Colour: Blue, Grey, Orange
Custom Colour: MOQ 120m2 (240pce)
Durability: Resistant to UV, frost, seawater, corrosion, and heavy impact
Safety: Anti-slip surface with rounded edges for safe, stable walkways
Flexibility: Modular design allows quick installation and easy reconfiguration
Longevity: Designed for 10–15 years of dependable use with minimal maintenance
Material: 100% high molecular weight & high-density HDPE
Pontoon buoyancy:  > 350 kg/m2 - Detection method: QB 1557-1992
Diagonal tensile strength: > 27 kN - Detection method: GB/T 1040.1-2006
Compressive strength: > 40 Kn - Detection method: GB/T 8813-2008
Tensile strength: > 30 Mpa - Detection method: ASTM D638-2014
Impact strength: > 65kJ/m2 - Detection method: ASTM D256-2010
 
ROHS Tests
The raw materials do not contain six chemicals including lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyl and polybrominated diphenyl ether, making it more conducive to human health and environmental protection.
 
Pricing ex Depots (Cubes Only)
Double Fin Floats included with purchases of dock systems sold per m2
To Purchase separately: $260ea (includes shipping)
OTTOP depots in Brisbane, Melbourne, Perth, and Sydney
To Door Delivery and Other Destinations available on request
 
Delivery Time
Approximate lead time is 6–8 weeks
 
Dock Accessories
OTTOP carries the largest range of modular dock accessories in Australia
Discounts available when purchased with a dock system
Accessories also sold separately (shipping applies)
 
Dock Installation
DIY ready with straightforward setup
Two people can install around 50 cubes per hour
Comes with clear, step-by-step instructions
Installation available on request (service fee applies)