Clear Sided 14ml Tube WarmerDescription Our best selling fluid warming block, with clear sides for easy identification of fluid levels, colour and flow, which are also removable to enable cleaning and maintenance inside the recess About Tube warmer fits 12 x 14ml test tubes. The displayed temperature is easy to change which allow easier operations and accurate warmer of tubes. Features The sides of the tube warmer are removable for easy cleaning and observation of liquid levels