The Merit Water Still is reliable, easy to use, and safe to clean. The heater thermostat protects from overheating in event of water supply failure. Full compliance with IEC 1010 and CE Mark. Compact in size with a small metal stand, the Merit can be used on a bench or wall mounted. Screw-thread condenser plumbing connections allow quick hose fitting without excess force. Built-in drain stopcock allows for easy cleaning, and the built-in funnel allows solutions to be safely added without dismantling. Acid residues can be easily drained away throught the PTFE stopcock. Easily cleaned with 1L of 10% Formic Acid solution. Conforms to Grade 3 water as detailed in ISO 1696:1987. Water supply of 1 liter per minute with a minimum pressure of 3 psi. 220/240v, 50-60Hz, single phase 13a fused with an output of 4 liters per hour. Dimensions (L x W x H): 20 x 6 x 18in. Per each. Dynalon® #: 540004.