الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين choosing Refrigerant Piping Selection Tips DETAILED TECHNICAL SPECIFICATION a) Refrigerant piping assembled must consist of copper tubing to ASTM specifications B.88, Type “K” hard drawn and soldered joints Fittings must be of wrought copper or fine cast brass. Where […]
Piping
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