Sven Yrvindvideo
Mast collar and papers.
February 3, 2026 · 6 min · 2K views
What this video covers
Sven Yrvind constructs a mast collar for a high-latitude, shallow-draft boat intended for a 14,000-mile nonstop voyage through the Southern Ocean.0:05 To ensure a waterproof, concentric fit, he positions eight spacers around the mast base and secures them with thickened epoxy.0:54 After verifying the structural integrity of the bond, he decides against pouring additional epoxy into the deep cavity to avoid potential overflow onto the cabin roof.5:20 He finishes the installation by leveling the top surface to facilitate future taping.6:16 The vessel, named Exlex, is currently under construction in a 13,000-square-meter facility where Yrvind has worked for 20 years.3:31
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