Dwyer Visi-FloatŪ Flowmeter, Model VFA, 2" scale. For small volume measurement. Meter bodies are machined from solid clear acrylic plastic. Scale is hot pressed into body. Will withstand pressures up to 100 psi. and temperatures up to 150°F. Accuracy is ą5% of full scale. Tapped in back for 1/8". NPT. Metal mounting inserts in back. Buna N o-rings. Dual range in English & metric available on some models. When placing orders, range must be selected from list below. Price is dependent on fittings and range seleted. Enquire about price when ordering. Specifications: VFA-1: 0.1-1 scfh Air, VFA-2: 0.2-2 scfh Air, VFA-3: 0.6-5 scfh Air, VFA-4: 1-10 scfh Air, VFA-5: 2-20 scfh Air, VFA-6: 4-30 scfh Air, VFA-7: 5-50 scfh Air, VFA-8: 10-100 scfh Air, VFA-9: 20-200 scfh Air, VFA-21: 0.06-0.5 l/min Air, VFA-22: 0.15-1 l/min Air, VFA-23: 0.6-5 l/min Air, VFA-24: 1-10 l/min Air, VFA-25: 3-25 l/min Air, VFA-26: 6-50 l/min Air, VFA-27: 10-100 l/min Air, VFA-32: 6-50 cc/min Water, VFA-33: 10-100 cc/min Water, VFA-34: 20-200 cc/min Water, VFA-41: 0.6-5 GPH Water, VFA-42: 2-10 GPH Water, VFA-43: 3-20 GPH Water, VFA-44: 8-40 GPH Water.