Yes, air blown fiber optic cable with an HDPE sheath is designed to withstand harsh environments. HDPE is known for its excellent resistance to moisture, chemicals, and environmental stressors. This makes it suitable for outdoor and rugged applications where the optic cable may be exposed to extreme temperatures, UV radiation, water, and other challenging conditions. The HDPE sheath provides a protective barrier, ensuring the integrity and durability of the fiber optic cable even in harsh environments.