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TECHTONGDA 110V Air Flow Clean Bench Dust Free Room Workshop Three Adjustable Speed Vertical Laminar Flow Hood HEPA-Filter for ISO 5 Cleanliness Dust Free Work 47.2x23.6x29 inch Working Area: Amazon.com: Industrial &
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Erlab AirFlow 321 Laminar Flow Hood with HEPA Filter and SS Work Surface, 32"; 230V from Cole-Parmer