Philippine Pipe Color Code

IDENTIFICATION OF PIPE BY COLOR

NBC Amended Rules and Regulation (PD 1096)

Rule XIII Electrical and Mechanical Regulations

COLOR	MATERIAL PIPED	PIPE IDENTIFICATION
RED	Carbon Dioxide	Carbon Dioxide
	Water (Fire Service)	Fire Service Water
ORANGE	Acetylene	Acetylene
	Blast Furnace Gas	B.F. Gas
	Gasoline	Gasoline
	Grease	Grease
	Hydrogen	Hydrogen
	Oxygen	Oxygen
	Oil	Oil
	Tar	Tar
	Producer Gas	Producer Gas
	Liquid Petroleum Gas	LPG
	Oil and Water	Oil and Water
	Vacuum-High	High Vacuum
YELLOW	Acid	Acid
	Air-High Pressure	H.P. Air
	Ammonia	Ammonia
	Steam-High Pressure	H.P. Steam
	Steam-Low Pressure	L.P. Steam
	Water-Boiler Feed	Boiler Feed Water
	Water-Hot	Hot Water
	Water-High Pressure	H.P. Water
GREEN	Air-Low Pressure	L.P. Air
	Argon-Low Pressure	L.P. Argon
	Helium-Low Pressure	L.P. Helium
	Nitrogen-Low Pressure	L.P. Nitrogen
	Water-Cold	Cold Water
	Water-Distilled	Distilled Water
	Water-Low Pressure	L.P. Water
	Water-Treated	Treated Water
	Oil and Water	Oil and Water