Forced draft fan / Induced draft fan Blow clean air into boiler and promote exhauted gas out, ensure the air circulation of the whole system. 3945105508525939223-blid-1030551692225189393

2ตัว(บน-ล่าง)ตรงๆ 6หาง (ผลเข้า 65 ตรงๆ) หวยทำมือแม่นๆ เข้ามา 4 งวดติด งวดที่ 1 ส.ค 2562

 
   

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