The Kona Tube Kit’s primary function is to attach the Kona Adapter to your HVE system in a better way, but it can also be easily modified to attach a saliva ejector to the HVE system to increase suction power.

Kona Tube Kit attached to HVE / Saliva Ejector adapter with standard saliva ejector inserted into the adapter.
LINKS
– Kona Tube Kit: http://konaadapter.wordpress.com/kona-tube-kit/
– HVE / Saliva Ejector Adapter: http://practicon.com/Saliva-Ejector-Adaptors/p/70-10375/
– Kona Adapter: http://konaadapter.wordpress.com/