Suction performance 

As with pressure, choose the smallest bore of tube which will produce the required flow rate. Equally important, however, is the restitutional power of the tubing material.

	Low			Restitution				High
Bioprene®
Butyl
Chem.Sure
Fluorel®
Marprene®
Neoprene
Silicone
Sta-Pure®
PVC