Connecta Nylon Wire Shelves 4 Tier 900mm x 400mm: Quick and easy to assemble 4 Tier module shelving unit - 1800mm tall.: As well as being suitable for use in dry stores, for display/retail, for archive/office and in linen/laundry storage areas, these versatile and highly durable shelving units can also be used in chiller/freezer, wet storage, chemical storage and kitchen/pot wash areas.