REED R4500SD-PROBE Replacement Telescoping Hot Wire Probe Read more REED R4000SD-PROBE Replacement Rotating Vane Probe Read more REED R3001 Pitot Tube Anemometer / Differential Manometer with Air Volume Read more REED SD-4207 Data Logging Vane Thermo-Anemometer Read more REED LM-81AM Compact Vane Anemometer Read more