Schaefer VK 20Inches Circ Fan 3 Phase & Mount Organic Complete Nutrients Stainless steel penetration electrode allows

Stainless steel penetration electrode allows for direct measurement in soil

This ensures a snug and secure fit

The packet gets swapped when it stiffens or when a couple of months have gone by

completely opaque to prevent algae growth and able to withstand heat and harsh chemicals

The DL Wholesale 4x4x4 Y duct connector is designed to divide airflow evenly when you need to branch a single duct line into two directions

Schaefer VK 20Inches Circ Fan 3 Phase & Mount Organic Complete Nutrients Stainless steel penetration electrode allowsSchaefer VK 20 in 3 phase grow room circulation fan The Schaefer VK 20 in circulation fan moves up to 5,470 CFM in a coherent HAF stream from a 1 3 HP motor. A deep guard design and matched blades push extreme airflow while keeping noise low. Three phase power gives steady, efficient performance for large rooms. Powder coated steel guards resist rust in humid greenhouses and grow rooms. Ceiling mount airflow that saves floor space The included ceiling