A clean glass piece tastes 10x better than a dirty one. Resin buildup affects flavor, restricts airflow, and looks bad. Here's the proper deep clean.
What you need
- 91% (or higher) isopropyl alcohol — the cheap stuff at any pharmacy. ~$3
- Coarse salt — kosher, Epsom, or sea salt. NOT table salt (too fine). ~$2
- Two large zip-lock bags (or jars with lids)
- Hot water for rinsing
- Paper towels for drying
The 15-minute deep clean
Step 1: Empty & rinse
Dump out any water and remaining material. Quick rinse with hot tap water to loosen surface residue.
Step 2: Disassemble
Remove the bowl, downstem, and any percolator pieces. Each goes in its own bag for cleaning. Small parts get clean fastest.
Step 3: Soak in alcohol + salt
Put each piece in a zip-lock bag with enough isopropyl alcohol to submerge it, plus 2-3 tablespoons of coarse salt. The salt acts as an abrasive while you shake.
Step 4: Shake
Seal the bag and shake for 2-3 minutes. The salt scrubs the inside, the alcohol dissolves resin. You'll see the alcohol turn brown almost immediately. That's the resin coming off.
Step 5: Sit + repeat if needed
If your piece is heavily caked, let it sit in the alcohol/salt mixture for 30 minutes after shaking, then shake again. Repeat once more if needed.
Step 6: Rinse with hot water
Drain the alcohol, rinse thoroughly with hot water until no salt or alcohol remains. Salt residue will taste terrible.
Step 7: Dry
Pat dry with paper towels. Air dry the inside (water spots affect taste). Reassemble.
For tough resin
If alcohol + salt isn't cutting it (rare, but happens with months of buildup):
- Try Formula 420 or Orange Chronic — commercial pipe cleaners designed for resin
- Use pipe cleaners (the actual fuzzy ones) for downstems and small holes
- For really stuck stuff, soak overnight in straight alcohol
How often should you clean?
- Heavy daily use: Every 5-7 days
- Casual use: Every 2-3 weeks
- Occasional use: Once a month minimum
Quick rinse + bowl scrub between deep cleans extends time between deep cleans.
What NOT to do
- No bleach. Toxic residue is hard to remove.
- No abrasive sponges. Scratches glass, weakens it.
- No boiling water on cold glass. Thermal shock = cracked glass.
- No soap-only. Doesn't dissolve resin, just spreads it.
- Don't skip the rinse. Alcohol residue tastes harsh and isn't healthy to inhale.
Pro tip: Daily maintenance
After every session, dump water and rinse with hot water. 30 seconds of maintenance saves you from a 30-minute deep clean later. Resin sticks faster to dirty surfaces — keep it cleanish and the deep clean stays quick.
The supplies we recommend
Browse our accessories for cleaning kits, brushes, and supplies. Storage cases keep clean glass clean longer.
21+ only. Sold for use with legal materials.