Thank you for visiting us at MD&M West! Click an item below for more information ASM 306 S Helium and hydrogen sniffer leak detector. Superior performance and fast testing! ASM 340 Solutions for your leak detection and integrity test challenges ASI 35 Modular tracer gas leak detector optimized for minimum space requirements Tracer Gas Leak Detection Full Range of Multipurpose Leak Detectors E2 Patented Micro-Flow sensors that enable leak testing with short cycle times