WAMGROUP S.p.A. Via Cavour 338 , Ponte Motta/Cavezzo (MO) , 41032 Italy About Solutions products services Publications videos Downloads Companies WAMGROUP S.p.A. Videos RV VM - Rotary and Pinch Valves Video RV VM - Rotary and Pinch Valves Video 0 Share When controlled feeding from or into silos and hoppers in a very confined space is required rotary valves are the ideal solution. Most popular related searches confined space Customer comments No comments were found for RV VM - Rotary and Pinch Valves Video. Be the first to comment! Add your comment Publish your comment Great! comment successfully added!