Parker’s VentMaster is an easy to operate “all in one “system. After a process sample stream is analyzed, it must be disposed of in a manner consistent with environmental regulations. It has been common practice to simply vent the sample stream to the atmosphere. As environmental regulations become more stringent, it is becoming undesirable, if not illegal, to admit these samples to the atmosphere. For an analyzer to operate correctly, it must be calibrated and operated under the same conditions.