Amazon.com: John Guest Acetal copolymer Espino Tubo de, codo, 5/16" Stem OD x 5/16" Manguera ID (Pack de 10) : Industrial y Científico
Amazon.com: John Guest 3/4 Inch NH x 3/8 Inch OD ProLock Female Garden Hose Elbow, Push to Connect Plastic Plumbing Fitting, Black, NC2723P, 1 Count (Pack of 1) : Industrial & Scientific
PE-16-GI-0250F-E - John Guest PE-16-GI-0250F-E - 1/2" OD Black LLDPE Tubing (250 ft Coil)