Polythermal Professional Hygrometer

This professional-grade thermohygrometer is quality crafted and guaranteed to be accurate to 3% rH upon shipment. A synthetic sensing element gives this unit far better response and accuracy over time than the old style spring or paper hygrometers. Accuracy of ±3% rH for humidity and ±1% for temperature. Flange allows for easy wall mounting. Please note: Due to the high value of this item, we must perform additional checks before processing payment. Once your order is submitted, we will reach out in 1–2 business days with a specialized quote.