Terp Fresh 28g by Avert — Compostable 2-Way 62% RH Humidity Pack for Quarter Jar Storage
AVT-HUM-TERP-28G-1
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Pairs well with
Avert Terp Fresh 28g is a compostable two-way humidity pack that holds your jar at a steady 62% RH — the cure-and-store sweet spot for terpenes, potency and smoke quality. The 28g size is built for quarter-load jars and mid-size dispensary bags. Drop one in, seal the lid, and the pack absorbs moisture when herbs are still damp and releases it back when the air dries out. No more brittle, dusty buds. No more mould scares. Buy a single pack for one jar, a 10 Pack for a full cure run, or the 100 Pack case if you're drying batches all year round.
Specifications
- Wait until your buds hit around 65% RH before sealing — packing wet herb with a humidity pack is asking for mould.
- One 28g pack handles a quarter-load jar (up to 28g of herb). For a half-pound jar, run two packs side by side.
- Drop in a humidity indicator card so you can read RH at a glance without opening the jar.
- The 100 Pack is the smart move for dispensaries and anyone running multiple cure bins through the year — the per-pack price drops under $3.
How to Use
Pairs Well With
Smell-proof mylar zip bags — the natural home for a TERP Fresh pack when you're not using glass.
Hanging Dry Net by Bloom WorksGet the dry right before you cure. Enclosed layers, even airflow, no flat spots.
Trim Bin by Harvest MoreThe clean trim station that catches kief while you prep buds for the jar.
FAQ
How long does the Avert Terp Fresh 28g pack last?
In a properly sealed jar, expect two to four months of active control. The pack tells you it's done by going stiff and chalky — once that happens, swap it out. Cheap to replace, expensive to ignore.
Is the 28g the same as a Boveda 8g pack?
Yes — both are sized to control humidity in a jar holding roughly 28g of herb. Same 62% RH target, same two-way principle. Avert Terp Fresh is the compostable Australian-friendly alternative, with sharper pricing once you move into 10 and 100 packs.
Can I reuse or recharge the pack?
No — once the pack is hard, the salt brine inside is spent. Toss it in the compost or worm farm and load a fresh one. Trying to rehydrate it will throw off the RH calibration.
What size jar suits the 28g pack?
One 28g pack is calibrated for around 28g of herb — that sits comfortably in a 250ml to 500ml jar. Smaller jars work fine too. For 1L jars or half-pound storage, run two packs for a quicker, more stable pull-down.
14g or 28g — which one do I want?
Match the pack to the jar load. 14g packs for small jars holding 7–14g of herb. 28g packs for quarter-load jars and mid-size dispensary bags up to 28g. Bigger than that, run multiple packs or step up to the 460g size when it lands.
Will it work in a smell-proof bag instead of a jar?
Yes — sealed mylar foil bags like the Avert Foil Fresh range are an excellent home for Terp Fresh packs. Just make sure the seal is fully zipped each time you close the bag.
Is the 100 Pack worth it for home growers?
If you run multiple harvests a year or have a few jars on the go at once, yes. The case price drops the effective per-pack cost under $2.40, and unopened packs keep in their sealed bag for 12+ months.
Why 62% and not 58% or 65%?
62% RH is the long-standing standard for preserving terpenes without inviting mould. Below 58% the herb dries out and the smoke gets harsh; above 65% you're in mould territory. 62% is the safe middle that most growers and dispensaries settle on.
Select Pack Size
Lock in the Terps. Cure Like You Mean It.
Free shipping over $499*. Tasmanian grown, shipped Australia-wide from Invermay.