Site Marking Buoy

Key Dimensions

Key Dimensions

0.37 m
Overall Height
2.24 m
38 kg
1.1 kg/cm

Technical Drawings

Features & Benefits


  • Manufactured to stringent Coast Guard requirements
  • Design disperses mooring loads throughout structure
  • Rugged 7mm 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


  • Small Spar buoy for marking inshore channels and hazards to navigation
  • Small durable single float construction
  • Designed to withstand harsh Canadian weather conditions
  • Short range inshore Visual Aid with a 0.75 NM visible range
  • Ideal for self contained LED lantern
  • Internal Tube Type Radar Reflector [2m2 (Avg at +/- 3 deg.)]
  • 316 stainless steel inserts and mooring eye
  • Can be easily deployed from a small vessel
  • Ultra-low maintenance and does not require sand-blast and painting


Performance Specifications

Focal Plane Height [Maximum]
1.56 m
Draught [Minimum]
Reserve Buoyancy [at max FP]
50 Kg
Minimum Mooring Weight
20 kg
Maximum Mooring Weight
55 kg
Visual Area/Surface [at max FP]
0.4 m2
Visual Range [at max FP]
0.75 NM
Radar Reflector (Optional)
Tube Reflector (2 m2)
Radar Range
0.50 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
6 knots
Operational Wind Speed
0 to 30 knots
Survival Wind Speed
80 knots
Operational Wave Height
1.50 m
Survival Wave Height
4.50 m

Material Specifications

Topmark (Optional)
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)
6 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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