No Image Lot 5298 Drop Through Rotary Valve - Callow Cast Steel Rotary Valve, inlet 315 mm x 455 mm x 575 mm high. 5298Drop Through Rotary Valve - Callow Cast Steel Rotary Valve, inlet 315 mm x 455 mm x 575 mm high. Sanderson Weatherall Drop Through Rotary Valve - Callow Cast Steel Rotary Valve, inlet 315 mm x 455 mm x 575 mm high. Rotor approx. 450 mm dia. No drive (UCPE 5298) Pr... Add to watchlist Catalogue Timed