x 24 in., come with one marker per card and fit 8 in.
IIAR pipe markers should include: the marker body AMMONIA, physical state, pressure level, directional arrows, and an ammonia piping abbreviation.Designed for use on rusty, dirty, wet or rough surfaces and can be used indoors or outdoors on horizontal and vertical pipes. These IIAR-compliant pipe markers come with the traditional yellow background and are recommended for use in labeling ammonia piping and its contents. AMMONIA HGD LIQ HIGH Pipe Marker Style 1HV BK, OR, RD on YL 1 per Card, 5 PK Style 1HV pipe markers measure 4 in.