Detailed Description Mode Name: Coarse Nylon Mesh Filter Cotton/Auto Filter and A/C Filter Media YiMao Available Model: YM-SB-HF260   YM-SB-HF320  Available Data: Made of PET chemical fiber and heat cotton Filter Class: G3-F5 Width(mm): 40 Description: Fiber large dust holding capacity and low resistance,be economical and practical. Be workable many times after dust collecting and cleaning Data List MODEL WEIGHT (g/) DUST COLLECTION ((g/square meter) TENSILE  STRENGHT (n/cm) FULL  LIFE  EFFICIE NCY (%) YM-SB-HF260 260±5 80 ≥180 ≥80% YM-SB-HF320 320±5 80 ≥180 ≥80%