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Increases root respiration and root formation
You don't need special tools or training to install this high-efficiency system
Featuring a dynamic combination of Samsung LM281B+ Pro LEDs (2400 diodes) emitting at 4000K and Honglitronic SMD3535 660nm LEDs (108 diodes)
and environmental stress
DL Wholesale Light Proof Black Air Ducting, 4 in. x 25 ft. Coco Block Covers Increases root respiration and rootDL Light Proof Ducting is strong, durable, and as the description indicates light proof! That means that when properly installed no light will penetrate the ducting and disrupt your plants' lights out schedule. The ducting is also durable with multiple layers of inner liners to protect from punctures from sharp objects. Available in 5 sizes: 4 in. x 25 ft. 6 in. x 25 ft. 8 in. x 25 ft. 10 in. x 25 ft. 12 in. x 25 ft.
