Marquest Fill Fluids are offered in 4oz & 8oz Spout Bottles that provide an accurate flow stream for the filling of our Tuff Guard Gauge Isolators. Glycerine, Mineral Oil, Silicone Oil, & Halocarbon Oil.

Marquest Aerators in PVC, Nat Polypro, & PVDF provide for a non-splashing stream by delivering a mixture of air & water versus a standard laminar stream. Recommended especially for RO/DI glassware rinsing.

(Note): This item is designed for use with all Marquest Lab Fixtures where a removable serrated barb tip is used. Simply replace the standard removable serrated barb tip on Marquest Lab Fixture and install aerator using 1/4" male thread with sealing Viton O-Ring. The O-Ring seals on adapter surface which is integral to any Marquest Lab Faucet /Turret.

Water Quality Lights or Indicators provide easy to see Green and Red LEDs which continuously display the status of pure water quality relative to the set-point rating. Whenever the water is of acceptable purity, the Green Light remains on. Should the purity fall below set-point, the light will become red or with the Hy-Lite, a Flashing Red Light and a built in Peizo Alarm sounds. The alarm on the Hy-Lite can be silenced. Both the Clack and Thornton have Red/Green Light indication only.