Sam Holmes Sailingvideo
Replacing a window while sailing through pirate waters and wildlife of Borneo
August 23, 2026 · 19 min · 34K views · Sulu Sea
What this video covers
A 38-ft sailboat transits the Sulu Sea from the South China Sea toward Sandakan, Malaysia, navigating shallow reefs and avoiding submerged fishing traps.0:28 The crew manages light winds and frequent tacking, occasionally motoring to maintain progress.0:58 During the passage, they perform maintenance on the mainsail outhaul, replacing a poorly rigged line and 3D-printing new PETG sheaves to improve sail shape.9:42 They also remove, sand, and reseal acrylic windows using Dowsil silicone, applying the sealant at night to prevent thermal expansion during the curing process.13:29 Upon arrival in Sandakan, the crew secures the boat at a local yacht club, utilizes a kayak for shore access to avoid dock damage, and completes immigration formalities.9:16 Shore-based activities include a guided river tour on the Kinabatangan River to view wildlife, including crocodiles and pygmy elephants, and a visit to a rainforest canopy skywalk.13:47 Proper sealant application and correct rigging geometry significantly reduce maintenance time and improve sail performance.
More from Sam Holmes Sailing
From Sam Holmes Sailing — see the channel’s boat, crew, and every analyzed video.
The Sailing Directory Newsletter
One email with the fleet's best finds — the moments, boats, and stories worth your watch time. Enter your own address to get your own copy.



