Appendix A – Acronyms

AHJ

authority having jurisdiction

ANSI

American National Standards Institute

CAN/ULC

Canadian ULC Standard

CMSA

control mode specific application

CPVC

chlorinated poly vinyl chloride

CSA

Canadian Standards Association

DCVA

double check valve assembly

ESFR

early suppression fast response

FM

Factory Mutual

HAD

heat–actuated device

ITM

inspection, testing and maintenance

MAPP

methylacetylene–propadiene propane

NBC

National Building Code

NFPA

National Fire Protection Association

NPT

National Pipe Thread

NST

National Standard Thread

OH&S

Occupational Health and Safety

OS&Y

outside stem & yoke

PIV

post indicator valve

PPE

personal protective equipment

PVC

polyvinyl chloride

QOD

quick opening device

RP (RPBA)

reduced pressure backflow assembly

SDS

safety data sheets

TDG

transportation of dangerous goods

ULC

Underwriters Laboratories of Canada

WHMIS

Workplace Hazardous Materials Information System