The SM100 sampling pump module from General Monitors draws combustible or toxic gases at 0.05 to 1 lpm from monitored areas to a gas detector. The pump is available in an aspirated model used with compressed air and a DC pump module. The pump has an operating range of -4 degrees to 131 degrees F and humidity range of 15 to 95 percent RH, noncondensing. It has a C-UL-US approved enclosure design for use in Class 1, Division 1, Groups A, B, C and D. 866/686-0741; www.generalmonitors.com.