Duct Tube 4 - Flexible Dual-Layer Alum. 25' long for 4" Duct Fan jg collodial silver or harsh chemicals

collodial silver or harsh chemicals that can hurt your plants or microbes

Capable of processing 6-8 lbs dry (30-40 lbs wet) material per hour

Bio-NRG Bloom-C encourages beautiful and bountiful blooms

Transplant Use:

Duct Tube 4 - Flexible Dual-Layer Alum. 25' long for 4" Duct Fan jg collodial silver or harsh chemicalsDesigned for ventilation applications including HVAC, dryer, grow rooms and tents. Four layer design makes it more durable and resistant to leaks, tears, and cuts. Steel wire spiral structure is flexible and easy to install in hard to reach places. Constructed of aluminum and thermoplastic; tube can be shortened for various applications. Ducting Size: 4 Length: 8 feet Includes two stainless steel 4" duct clamps PRODUCT DESCRIPTION This ducting is