Non-metal vent covers for roof deck protrusions, drains and pitch pans 019-940
屋面平台突出物、排水口和沥青盘用非金属通风口罩
Chinese
屋面平台突出物、排水口和沥青盘用非金属通风口罩
English
Non-metal vent covers for roof deck protrusions, drains and pitch pans
Spanish
Cubiertas de ventilación no metálicas para salientes de cubiertas de techo, desagües y bandejas de brea
- Term ID
- 019-940
- Class
- 19
- Type
- Goods
- Status
- Active · modified since entry (M)
- Effective date
- 2008-06-26
- Version
- 10-2012
Official English notes
6/26/08 - Transferred from Class 20 - these are more in the nature of non-metal construction materials than non-metal hardware elements.