折叠式初效空气过滤器
Fold-down coarse efficiency air filter
特点Features
●纸框或铝合金金属外框开利空调初效空气过滤器|开利空调中效空气过滤器
●阻力小、风量大
●适用于空调系统的初级过滤
●Paper box or aluminum metal frame
●Responding to small resistance, air
●Applicable to air conditioning system adopts the primary filtration