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ACCA is the leading publisher and distributor of books and educational products that help indoor environment contractors succeed in today’s marketplace — from selling a system, to designing and installing it, to balancing the books!

Current Specials

Understanding Manual J – 10% Off

ACCA’s Manual J is the first step in the design process of a new HVAC system. Performing a Manual J on a home, HVAC designers are able to accurately determine the total amount of heat that is lost through the exterior of a home during the cooler months, and the total amount of heat that is gained through the exterior of a home during the warmer months.  

HVAC Essentials Understanding Manual J takes the nationally-recognized residential load calculation standard and breaks it down in a way that’s easy to understand and apply. One of our most popular products, it’s perfect for classrooms, training sessions, in the office, or in your home!

And for a limited time* you can save 10% on Understanding Manual J!  Use the coupon code mjcd10 at checkout. (This coupon code is only good for online order, sorry no phone orders.)

Topics covered include:

  • Guidelines and Limitations
  • How Heat Moves and What To Measure
  • Design Conditions and Fenestration
  • Opaque Surfaces and Duct Systems

Click here to learn more.   

* Coupon Code is valid until 4/26/14.

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