The Brooks Sho-Rate 1250/1350 and 1255/1355 are glass tube flow meters used in low flow applications. The model 1250 and 1350 have 65mm length tubes while the model 1255 and 1355 come with 150mm tubes. The meters are available with needle valves or flow controllers that can be located on the inlet or outlet. Process connections can be supplied in brass or stainless steel.