Roofing membranes 019-91
屋面卷材
Chinese
屋面卷材
English
Roofing membranes
Spanish
Membranas para techos
- Term ID
- 019-91
- Class
- 19
- Type
- Goods
- Status
- Active · added, not since modified (A)
- Effective date
- 1991-04-02
- Version
- 07-1997
Official English notes
3-25-10 - These goods are structural elements used in roofs and do not provide insulating/waterproofing. Roofing membranes for insulating/waterproofing purposes are in Class 17.