"TEMPERATURE RANGE SHALL BE -65 DEGREE C TO +85 DEGREES C;PRESSURE WHEN OPERATING SHALL BE 50 PSIG, PROOF PRESSURE SHALL BE 75 PSIG MINIMUM, AND BURST PRESSURE SHALL BE 100 PSIG MINIMUM;PRESSURE DROP ALLOWED WITH 1 SCFM FLOW AT 25 PSIG INLET PRESSURE, THE MAXIMUM PRESSURE DROP SHALL BE 7.0 PSI;FUNGUS MATERIALS TO BE NON-FUNGUS NUTRIENT"