Premium Duct-to-Tip & Duct-to-Twirl Net-College Adapter
High-grade ABS plastic construction ensures durability and lightweight handling. Precision-engineered for seamless airflow control in HVAC and industrial duct systems. Smooth inner lining minimizes turbulence, optimizing efficiency in both residential and commercial ventilation setups. Compatible with standard duct sizes for versatile installation. Ergonomic twist-lock design allows quick, tool-free adjustments—ideal for maintenance crews and DIY enthusiasts. Heat-resistant up to 180°F (82°C) for reliable performance in extreme conditions. Perfect for retrofitting outdated ductwork or upgrading laboratory fume extraction systems. Bulk discounts available for contractors and wholesalers.