Site Marking Buoy

Key Dimensions

Key Dimensions

1.22 m
Overall Height
3.09 m
135 kg
11.8 kg/cm

Technical Drawings

Features & Benefits


  • Manufactured to stringent Coast Guard requirements
  • Capable of withstanding high current conditions
  • Design disperses mooring loads throughout structure
  • Rugged 12mm wall thickness in MDPE
  • Proprietary IALA E108 Compliant colour with UV-20 protection package
  • Foam filled core, will not sink if punctured or damaged.
  • 316 Stainless steel inserts for Top Marks and Lantern attachment
  • 316 Stainless steel mooring eye
  • Conformance to IALA Recommendations
  • Available in Lateral, Cardinal, Isolated Danger, Safe Water and Special Mark


  • Ideal low cost option for marking inshore channels
  • Durable single float construction
  • Conical bottom provides superior performance in swells
  • Designed to withstand harsh Canadian weather conditions
  • Good inshore Visual Target Area with a 1.45 NM visible range
  • Good inshore Radar Detection [10m2 (Avg at +/- 3 deg.)]
  • Optional Top Marks and Lantern attachment
  • No mooring points for recreational boaters can be an advantage
  • Can be deployed from small vessel
  • Deployment and retrieval by mooring chain
  • Ultra-low maintenance and does not require sand-blast and painting


Performance Specifications

Focal Plane Height [Maximum]
2.35 m
Draught [Minimum]
0.76 m
Reserve Buoyancy [at max FP]
1,000 kg
Minimum Mooring Weight
200 kg
Maximum Mooring Weight
675 kg
Visual Area/Surface [at max FP]
2.00 m2
Visual Range [at max FP]
1.45 NM
Radar Reflector (Optional)
Double 12" Octahedral
Radar Range
1.50 NM

Operating Conditions

Air Temperature Range
-40 C to + 50 C
Water Temperature Range
-2 C to + 50 C
Operational Current
0 to 2 knots
Survival Current Speed
10 knots
Operational Wind Speed
0 to 30 knots
Survival Wind Speed
80 knots
Operational Wave Height
3.00 m
Survival Wave Height
9.00 m

Material Specifications

Topmark (Optional)
Marine grade aluminum with 7 stage high performance paint
Daymark Structure
Core Structure
Lifting & Mooring Structure
316 Stainless Steel Mooring Lug
Lifting Break Load
Buoy Hull
Rotationally molded virgin MDPE with UV20 protection package
Wall Thickness (in / mm)
10 mm
Foam Filling (Optional)
Closed cell EPS fused in-situ block
IALA compliant colours in accordance with IALA Specification E108
IALA Compliance Testing
Independendent Laboratory Test Results available
Colorfastness Test Procedure
Xenon Arc Accelerated Weathering per ASTM D-2565
Colorfastness Testing
Independendent Laboratory Test Results available per ASTM-D2244
Product Life Expectancy
> 20 Years
5 Years

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