Integra Boost 4g RH 72% - BULK - No overwrap - NO HIC - Packed in one master case with DBL overwrap - 1000 Total Qty. Hygrometer 4 g or 8 g

4 g or 8 g instead

Successful calibration indicator: Confirms the calibration took instead of leaving you guessing whether the pen is telling the truth

not in a draft or direct light

Corrosion-free nylon shrugs off the fertigation salts that pit a metal body over a season

This is worth being blunt about: 84% is not a storage setting and nothing should live at it

Integra Boost 4g RH 72% - BULK - No overwrap - NO HIC - Packed in one master case with DBL overwrap - 1000 Total Qty. Hygrometer 4 g or 8 gIntegra Boost 4g 72% Humidity Packs Come 1,000 to a Case A dry room takes moisture out of a sealed container faster than most people expect. The seal is not the problem; the gradient across it is. Run a 62% pack in a room sitting at 30% and it spends itself keeping up rather than holding steady. 72% RH is Integra's answer to that, and it is a climate decision rather than a product one. This is the 4 g size, covering up to 12 g of contents, which lands