Flexible Duct Elbow Clamp, 4 to 16 in

ThermoFlo Elbow™ is a radius forming brace for flexible ducts that’s engineered to improve the airflow and efficiency of your grow room ventilation system. It saves energy by eliminating kinks and airflow restrictions and shapes flexible ducts into efficient 90-degree elbows. By improving airflow, ThermoFlo Elbow™ also makes it easier to provide the ideal environmental conditions for your plants, and ensures you get the best results from your grow every time.

• Improves airflow by forming an efficient 90° elbow
• Easy to install, no special tools required
• Can be installed on new ducting, or used to retrofit existing flexible ducts
• With zap Strap