อุปกรณ์ที่ต้องสั่งซื้อเพิ่มคือ Stea

อุปกรณ์ที่ต้องสั่งซื้อเพิ่มคือ Steam Tracing Block กับ 2-Way Valve Manifold ตาม Spec. ที่แนบมา ส่วนรายละเอียดการเบิกให้ดูในเอกสาร Hook Up

ผลลัพธ์ (อังกฤษ) 3:

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