Preemo DIY glycerine top section. A glycerin coil diffuser is the ultimate method for cooling your smoke, especially when the tube wraps many times to create the coil. This provides more surface area and a longer path for the smoke to travel through the freezer-chilled tube, giving it ample time to cool down your smoke.
Glycerine coil cooler
• Thickness: 7mm
• Joint: 19mm
• Base diameter: 130mm
• Colors: black | blue | green | orange | red