- Developed to screen even the most problematic materials, the bivi-TEC offers a superior screening solution for Superpave sands, scrap materials, compost, incinerator ash, construction & demolition fines and other materials. The bivi-TEC's unique dual-vibratory screening process eliminates clogging and blinding of the screen openings to save downtime and increase productivity. br br The bivi-TEC screen is distributed by General Kinematics through partnership with Aggregates Equipment Inc., licensee of Binder & Co., AG.