The Induction filter is a part of the Standard Single and Standard Dual Manifold Configurations for both Air Tool and Planter Implements.
See them in Manifold Configurations.

Adequate filtration is of primary importance in maintaining open lines to all rows. Stacker’s 80 mesh 2” line strainer ensures any loose particles in the fertilizer solution are captured to prevent blockage or impairment of flow in the delivery lines. Including the stainless steel universal mounting assembly ready for any colour implement.