Light Proof Black Ducting Size:6'' Light Proof Black Ducting formulated for use during transplanting

formulated for use during transplanting and the growth/vegetative phase

277V power cord included

2 times more efficient than ordinary grow lights

A dark green top-stitch helps the bag stay open for easier filling

High porosity virgin extruded activated carbon 4mm

Light Proof Black Ducting Size:6'' Light Proof Black Ducting formulated for use during transplantingDL 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. DL Light Proof Ducting is available in 4", 6", 8", 10" , 12"