### Question
Can you define what single package vertical air conditioner means?


### Answer
**Single package vertical air conditioner** is defined as the following in *42 U.S.C. § 6311*:

> air-cooled commercial package air conditioning and heating equipment that—


(A) is factory-assembled as a single package that—


(i) has major components that are arranged vertically

#### Citation:
  - *42 U.S.C. § 6311*
  - Heading: **CHAPTER 77-ENERGY CONSERVATION > SUBCHAPTER III-IMPROVING ENERGY EFFICIENCY > Part A&ndash;1-Certain Industrial Equipment**

