Active Air-Perma Duct grow-light-reflectors One continuous and corrosion resistant

One continuous and corrosion resistant helix wire is placed in the duct wall for structural support

rice cooker

Also excellent for use in water cooling applications

Flower hardener specially developed and field tested in the Emerald Triangle of Humboldt

zinc oxide

Active Air-Perma Duct grow-light-reflectors One continuous and corrosion resistantSuperior performance in premium air ducting. Though it is value priced, it is comparable to the leading premium ducting on the market. This ducting is airtight, easy to install, and resists tearing and punctures. The smooth interior also aids in noise reduction. It is available in six different sizes, and sold in 25' lengths. Set of 2 stainless steel clamps included.