Active Air Premium Ducting, 10" x 25' Vacuum Purging it is a good idea

it is a good idea to supplement with calcium

and the pH levels are always balanced

portable and water resistant

Exhaust filter connection

Active Air Premium Ducting, 10" x 25' Vacuum Purging it is a good ideaActive Air Premium Ducting is made of tough 3 ply aluminum foil laminate. It is designed for air cooling and can be used in different forms of heating and ventilation applications. This product is made to resist puncture and tears. One continuous and corrosion resistant helix wire is placed in the duct wall for structural support. Active Air Premium Ducting is perfect for the air cooled reflectors in your grow room. Includes (2) EZ Turn duct clamps