Trident Hose 4814000 Polyduct HVAC Blower Hose 4 Inch Blue

The Trident Polyduct HVAC blower hose delivers exceptional durability and flexibility for marine heating, ventilation, and air conditioning applications. This 4-inch diameter ducting features a vibrant blue color for easy identification and professional appearance.

Key Features:

• Reinforced with flexible polypropylene rod helix for maximum crush resistance
• Extreme flexibility allows routing in tight spaces while maintaining airflow
• Returns to original shape after being compressed or stepped on—no permanent damage
• Temperature range: -40°F to +225°F for reliable performance in extreme conditions
• Meets FMVSS 302 flame resistance standards for safety compliance
• Rugged construction withstands harsh marine environments

This flexible ducting is ideal for connecting air conditioning units, heaters, and ventilation systems in boats, RVs, and other mobile applications where space is limited and durability is essential.