TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 211 DEFINITIONS AND GENERAL PROVISIONS
SECTION 211.1150 CLOSED VENT SYSTEM
SUBTITLE B: AIR POLLUTION
CHAPTER I: POLLUTION CONTROL BOARD
SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES
PART 211 DEFINITIONS AND GENERAL PROVISIONS
SECTION 211.1150 CLOSED VENT SYSTEM
Section 211.1150 Closed Vent System
"Closed vent system" means a system that is not open to the atmosphere and is composed of piping, connections, and, if necessary, flow inducing devices that transport gas or vapor from a piece or pieces of equipment to a control device.
(Source: Added at 17 Ill. Reg. 16504, effective September 27, 1993)