Item duplication. 1  Step 1. Have the block you want to duplicate in front of you. ( 2 Examples: Diamond, Gold, or Iron.). 3  Step 2. 4  Now you might want to have a Iron pickaxe or Diamond pickaxe. 5  Step 3. Use you'r pickaxe to quickly mine it.
Heavy Duty/Industrial. A backdraft damper is an isolation damper allowing air in one direction only. Greenheck's HB damper series is designed to prevent back flow at static pressures and velocities up to 20 in. wg and 6400 fpm, respectively.
A chiller is a heat-transfer device that uses mechanical. refrigeration to remove heat from a process load and. transfers the heat to the environment. Chillers are used by. plastics processors when they need a lower process fluid. temperature than a simpler system, such as an evaporative. cooling tower, can provide.