VT OPT-2H  (VT-2600 & 3000)
Additional Heater: Double the KW output by number of heaters used

VT OPT-3
Air Mold Purge Valve: Used to remove all fluids from mold and hoses before the hoses are removed.
Saves time and money by reducing fluid loss.

VT OPT- 4  (All models)
Safety Vacuum Signal

VT OPT-10
Mold Circuit Flow Meter with Digital display

VT OPT-16  (All models)
Built-in Stainless Steel Basket Strainer

VT OPT-17
Timer 110 volt used for water transfer

VT OPT-18
Flow Safety Switch

VT OPT-19
Hi/Low Audible Alarm

VT OPT-36- 1800  (VT-1800 only)
Separate Fill Port - separates fill & cooling fluid, allowing use of HTF, EG or distilled water

VT OPT-56
Larger Heat Exchanger available
From 3.2 to 5.6