http://psirotary.com/

Letts, VanKirk and Associates represent Prime Solutions Inc in Missouri, Kansas, Colorado, and Wyoming. Prime Solution’s rotary fan press features many advantages over traditional belt filter presses and gravity thickeners. It’s modular design allows you to increase capacity without huge construction costs. Designed with solid construction and few moving mechanical parts. High capture rates and high percent dry solids means easy, economical operation.