... the same as SMC type. Product Characterization1. QA series Feature (SMC Type)QA series FRL has standard dimensions and steady performance.It ... have metal hood.Selection Criteria Order example:Model: QAC3000-01QAC- F.R.L(Filter&Regulator&Lubricator), 3000 Body Size, Port Size 1/8 ... ", Manual Drain TypeModel: QAC3000-01DQAC- F.R.L(Filter&Regulator&Lubricator), 3000 Body Size, Port Size 1/8 ...