Roor Carbon Filter Adaptor
The Roor Carbon Filter Adaptor is designed to house active carbon granules to filter and clean the smoke of even more toxins and carcinogens, allowing for a much cleaner, smoother smoke.
Activated Carbon Stones and the gauzes to fit are both available to buy here at EDIT.
Note: Available in 14.5mm or 18.8mm
414/AKA 14.5 Joint Size, 418/AKA 18.8 Joint Size