Active Air Ducting 4”x25’ Ballast 5% Effective at removing airborne

5% Effective at removing airborne carcinogens and odors

The combination of different forms give greater and a longer lasting availability of phosphorus to crops over a wide range of soil types

Ideal for hydroponic applications and as a nutrient supplement for potted plants

A 4 ft fluorescent light fixture will be perfect to provide supplemental lighting over this size area

Over range and under range indicators

Active Air Ducting 4”x25’ Ballast 5% Effective at removing airborneActive 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.