Duct Reducer, PVC Duct Adapter, 8 to 6 Inch PVC Reducer Duct Increaser for Grow Tent HVAC Ventilation System （2PCS） 8 inch✕ 25 feet

Duct Reducer, PVC Duct Adapter, 8 to 6 Inch PVC Reducer Duct Increaser for Grow Tent HVAC Ventilation System （2PCS） 8 inch✕ 25 feet[High Quality Material] The Duct Reducter is made of ABS plastic high strength and flexibility not easy to deform or break, providing a good ventilation effect. [Size] On one side there is a 200mm Female Spigot Will fit into 8 inch ducting. Outer Diameter 8. 24", Inner Diameter 8". On the other side there is a 150mm Male Spigot Will fit into 6 inch duct. Outer Diameter 5. 92", Inner Diameter 5. 7"; Height 4. 56". [How to Use] The 8 to 6 inch air duct

avoiding the degradation commonly seen in glass wool alternatives

The durable structure stands up to dragging

2) Flame Retardant + Extreme Temperature Performance Designed for demanding ventilation jobs

2 layers of premium aluminum foil

effectively preventing reverse airflow and maintaining stable ventilation performance

crawl spaces

Quickly connects the duct hose to most utility blower fans and ventilation fittings for better sealing and airflow efficiency

Outer Diameter-3

With the dryer vent connector can be connected to exhaust fans

It can be used outdoors and indoors

Effective Sound Absorption: The advanced polyester fiber core offers superior noise reduction capabilities compared to traditional glass wool

a crucial feature for hospitals and food processing