SAFE-T-ALERT CO TEST GAS|SA-HHTG-1

Test the calibration of your Carbon Monoxide alarm with Safe-T-Alert CO Test Gas. Only CO gas can be used to test sensitivity of CO alarms. One can contains enough gas to perform 7 tests at the 400 PPM calibration UL test point. The unique packaging doubles as a test chamber. Safe-T-Alert CO Test Gas Tests Any Brand of CO Alarm