The short answer: No, fiber optic cables themselves don't freeze in the same way water or metal does. However, certain factors related to cold weather can still impact fiber optic cable performance and longevity. Here's how cold weather can. Polywater developed an alternative solution: an environmentally safe, freeze-proof gel that is injected into the conduit to dissolve ice, displace water, and permanently fill the void between cable and duct, thus blocking future water infiltration. The ice buildup can form around the cables, forcing. Optical fiber must be robust enough to cope with being run between communications masts for telecoms links, across freezing ground for television outside broadcasts, and alongside roads to carry video from traffic cameras. Fiber optic internet connections are more popular globally because they provide various benefits over regular.