From The Says Of The Prophet Of The Muslims

‏ ‏عن النبي ‏ ‏صلى الله عليه وسلم ‏ ‏قال ‏ ‏من لا يرحم لا يرحم ‏ ‏
The Prophet said, "He who is not merciful to others, will not be treated mercifully. " "

Tuesday, February 12, 2008

HVAC Fundamentals


at some point you need basic information about heating and cooling system this a basic book pdf with 2.5MB
the link is
http://rapidshare.com/files/89034833/HVAC_Fundamentals.PDF
Posted by Ali Al-Mukhtar at 12:52 AM

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