SS EN 621 Ed. 2 (2009) 标准详情
- 标准号:SS EN 621 Ed. 2 (2009)
- 中文标题:
- 英文标题:Non-domestic Gas-fired Forced Convection Air Heaters For Space Heating Not Exceeding A Net Heat Input Of 300 Kw, Without A Fan To Assist Transportation Of Combustion Air And/or Combustion Products
- 标准类别:新加坡SS
- 发布日期: