Ensure your valves and manifolds are protected from expensive clogs from particle debris. 30-40 micron, end of line filter for 1/16" amidite/reagent tubing lines.  

Ensure your valves and manifolds are protected from expensive clogs from particle debris. 30-40 micron, end of line filter for 1/4" reagent tubing lines.    

Ensure your valves and manifolds are protected from expensive clogs from particle debris in solvents. 30-40 micron, end of line filter for 1/8" amidite/reagent tubing lines.