DL Wholesale Light Proof Black Air Ducting, 10 in. x 25 ft. Reflective Poly Films meaning greater performance in the

meaning greater performance in the plant and fewer headaches for the grower

​ Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 1 mL/L 1 mL/L 1 mL/L 1 mL/L 1 mL/L 1 mL/L ​

Increase your mushroom grow with North Spore’s manure-based substrate

Big Mama does not have pre-drilled holes because we recommend she be used in conjunction with a well rooted plant from a minimum 3” Gro-Block

Available on 3/4“ high flow and 1 1/2” pressure regulators

DL Wholesale Light Proof Black Air Ducting, 10 in. x 25 ft. Reflective Poly Films meaning greater performance in theDL 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.