Cleanroom industrial stool, conductive vinyl cover, with floor glides and foot ring, height adjustment range 570 - 850 mm. Supplied = flat pack. Seat material = vinyl. Frame design = with floor glides and foot ring. Frame material = aluminium, polished. Frame colour = aluminium silver. Type of height adjustment = gas spring with release ring. Seat colour = black. Seat height = 570 - 850 mm. Seat diameter = 400 mm. Seat design = rotating. Max. load = 120 kg. Foot plate diameter = 650 mm. Feature = ESD version. Product type = cleanroom stools. For class 1 cleanrooms. Indispensable for demanding requirements for cleanliness and sterility. Sealed seat upholstery with electrically conductive, black vinyl cover. Non-slip, even with smooth cleanroom clothing. DIN 68877 compliant. Smooth surfaces prevent particles from accumulating and make cleaning easy. Sturdy, low profile five-star aluminium base (polished) Conductive vinyl covering in black. Large seat 400 mm. Cover on gas lift cylinder for protection against dust. Gas lift height adjustment with ring release under the seat. Recommended use Level of purity ISO 14644-1 : 3 US Fed. standard 209E : 1