Welcome to the Mobile Air Conditioning Society
(MACS) Worldwide

Established 1981

Click here to link to Section 609 information

Are you a member of MACS? If not, why not?
MACS membership doesn't cost, it pays!
Click here to learn more about the advantages of MACS membership


If you are a new visitor and would like to log on
please use the New User link to your left.
The Navigation bar at the top of the page can
quickly link you to a specific area.
If you have any questions
please email info@macsw.org
or call MACS Member Services  (215) 631-7020
during business hours 8:30am til 5:00pm Eastern Standard Time. 

How Well Do You Know Your A/C Vents?
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