Extech Hot Wire Thermo-Anemometer Sd Logger with Nist John Merkel 7 years ago Extech Thermo-Anemometer Sd Logger with NistDateNovember 13, 2016In relation toSimilar postExtech Metal Vane Thermo-Anemometer Sd Logger with NistDateNovember 13, 2016In relation toSimilar postExtech Instruments Extech Hot Wire CFM/CMM Thermo-AnemometerDateNovember 13, 2016In relation toSimilar post