Watts-I Polyethylene Tubing, 3/8" IN OD, 100 FT, Black High DensityWatts Water Solutions Watts I Polyethylene Tubing 3 8" OD, 100 FT Roll High density black PE tubing manufactured from virgin FDA approved materials for reliable water system connections FDA Approved Materials 180 PSI Working Pressure Stress Crack Resistant 100 FT Roll This Watts black high density polyethylene tubing delivers durability and chemical resistance for water filtration, conditioning, and distribution systems. Manufactured from virgin non