4 Inch By 25 Foot Light Proof Black Ducting Ventilation Power_0-99 Watts If you need to process

If you need to process more

durable grow tent perfect for tight spaces and efficient setups

Engineered for heavy equipment providing excellent stability under commercial load

Ultra high output: 1200 umol/s

Featuring two Advanced Design Diablo Quantum Boards

4 Inch By 25 Foot Light Proof Black Ducting Ventilation Power_0-99 Watts If you need to processThis 4 Inch diameter and 25 foot long light proof black ducting is strong and durable. When properly installed, no light will penetrate the ducting and disrupt your plants' "nighttime" schedule. The ducting has multiple layers of inner liners to protect against punctures from sharp objects.