Boveda 62% 4g Individually Wrapped Bulk - 600 Pack Tissue Culture Cooling to 5 degrees: Year-round

Cooling to 5 degrees: Year-round use for server rooms and grow spaces

Total area with 5 stackable shelves: 512 x 10 = 5120 inch2

Absorbed by both the leaves and the roots

Xentari is the epitome of biological control

Boveda 62% 4g Individually Wrapped Bulk - 600 Pack Tissue Culture Cooling to 5 degrees: Year-roundBoveda 4g 62% Individually Wrapped Humidity Control Packs, 600 Count Each 4 g pack holds a half ounce at 62% RH, adding or pulling moisture as a sealed jar drifts. Boveda's own figure is 15% higher weight retention against material stored without it, which is where the packaging economics land. At 2" x 2" it sits flat under an eighth or quarter jar lid without eating usable volume. The fill is food grade salt, purified water and a thickening agent