Model 395

395 Handheld Refractometer by Test Products International

TPI Model 395 Handheld Refractometer. Use the 395 to determine the freezing point of fluids including those used in hydronic heating systems.

The 395 Handheld Refractometer is designed to give an accurate reading regarding the freezing point of fluids used in hydronic heating systems. It is quick and easy to use. Place a drop of fluid on the prism, close the plastic lid, and look through the eye piece: where the blue and white colors meet indicates the freezing point of the coolants or the state of change for batteries.

Features

• Test propylene glycol, ethylene glycol and battery fluids
• Does not degrade like litmus paper; allows for more accurate readings
• Cushioned eye piece for easy viewing
• Smooth focus adjustment for reliable repeat testing

Applications

• HVACR: Radiant Heat Line Fluids For walkways, garages, closed loop systems, and in-floor systems
• Automotive: Engine coolants
• Automotive: Battery fluid condition
• Automotive: Recreational vehicles
• Plumbing: Battery condition of sump pump battery back up systems