8 x 12mm PVC dosing hose for use with chemical dosing pumps
Dosing Pump Tube
Marine Addict - Kamoer Replacement PharMed Tube for FX-STP
400ml Saltwater or Fresh Complete Dosing Kit System – with 1/4″ bulkhead & acrylic tube, wall mount and 6ft Dosing Tube – Custom 3D Printing & Laser Solutions