The Halcyon 4.5′ (1.4m) Yellow Surface Marker Buoy (SMB) is a high-visibility, closed-circuit scuba diving marker designed for safety and decompression signaling. The color Yellow is often used to indicate a diver alert or safety issue.
Halcyon SMB Yellow 4.5′ (1.4m) Long CC
$190.00
2 in stock
Product Description
Halcyon Diver Alert Markers provide maximum visibility and redundant flotation to support diving safety and peace of mind. Marker buoys are essential safety equipment in the event of separation from the dive team or surface vessel.
Key Features of Halcyon Big Diver’s Alert Marker:
- Easily inflated at depth
- Diver Alert Markers use an integrated pressure-relief valve, allowing them to be deployed from depth
- When deflated fits in a Halcyon thigh pocket or backplate Storage Pak
- Big Alert Markers are marked with Coast Guard approved SOLAS reflective tape
- Features Halcyon’s No-Lock (one-way valve) construction for LP hose connection
- Length: 4.5 feet (1.4 meters).
- Color: Yellow, often used to indicate a diver alert or safety issue.
- Type: Closed Circuit (CC), which prevents air from escaping the top, allowing the SMB to stay inflated on the surface.






