الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين choosing Weatherproof Enclosure and outdoor electrical enclosure products Selection Tips DETAILED TECHNICAL SPECIFICATION Weatherproof enclosure must be factory fabricated from an approved switch board manufacturer and must be dust and water protected complying with I.E.C. No. 144 Degree of […]
Selection
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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 […]
الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين choosing HVAC PIPE WORKS AND FITTINGS Selection Tips DETAILED TECHNICAL SPECIFICATION General a) They must be installed with a view to an easy and even flow of fluid to and from all apparatuses without air pockets It should be […]
الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين choosing Mini-Split A/C Units Selection Tips DETAILED TECHNICAL SPECIFICATION Mini Split Air Conditioning Units must consist of an air cooled condensing unit and a matching fan coil unit, factory assembled, pre-wired pre-charged and factory tested, capable of giving the […]
الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين DUCT WORKS Selection Tips DETAILED TECHNICAL SPECIFICATION A. All ducting must be made of galvanized steel sheet to ASTM A525 lock-forming quality, having zinc coating of 275gm/M² for both sides in accordance with ASTM A90 and of tensile strength […]
الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين choosing D.X. UNITS Selection Tips DETAILED TECHNICAL SPECIFICATION GENERAL All units must be rated in accordance with the ARI Standard and must be designed to conform to ASHRAE 15 latest revision and in accordance with UL 1995 All units must […]
الحمد لله والصلاة والسلام على رسول الله وعلى آله وصحبه أجمعين Choosing Single Packaged Direct Expansion Unit Selection Tips The units must be internationally reputed, have undisputed record of performance using(R407 or R410) and must be approved according to regulations Units must be factory assembled, precharged, prewired and tested.Each unit […]