Categories of Bowl Quality and Hygrocool Systems

Natural A (Bowl A)

  • 90% - 100% pure clear grain
  • Production 3% - 5%

Natural B (Bowl B)

  • Defects must not be larger than a pin head
  • Production 8% - 10%

Aristocrat C (Bowl C)

  • Defects must not be larger than a nail head
  • Production 10% - 25%

Export X (Bowl D)

  • The rest of the pipe bowls belongs to this category and there are sandblast or dark color

Hygrocool Systems

1. NT Hygrocool System 1


2. NT Hygrocool System 2


3. NT Hygrocool System 3


4. Hygrocool G3


5. Hygrocool G5


6. Hygrocool Master