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Gilian Air Sampling Pumps and Calibrators

The World’s Most Trusted Air Sampling Pumps

GilAir® Plus Personal Air Sampling Pump

QuadMode™ Air Sampling Technology

Performs both high-flow constant pressure and constant flow (450-5,100 cc/min) and low-flow constant pressure and constant flow (20-499 cc/min) with a single pump.

Selectable Automatic Fault Recovery

Ensures sample integrity by attempting to restart the pump in case of fault conditions.

Standard Temperature & Pressure (STP) Correction

Provides accurate flow rate and volume measurements under varying environmental conditions (STP model).

Superior Design & Comfort

Compact and lightweight design (one-third smaller than traditional pumps, weighing less than 21 oz.) maximizes worker comfort during extended sampling periods.

Gilian Go-Cal Pro Air Flow Calibrator

Stability Monitoring

View percent deviation readings to ensure consistent flow throughout your sampling process.

NIST Traceable & Certified

The Go-Cal Pro is NIST traceable and certified within Sensidyne’s ISO 17025 laboratory, guaranteeing the highest level of measurement confidence.

Ergonomic Design

The handheld form factor and intuitive user interface allow for effortless operation and data entry, even in challenging conditions.

Simplified Setup

Quickly calibrate your air sampling pumps with minimal setup. Simply connect the tubing and activate the pump.

Gilian Air Sampling Pumps and Calibrators

As the U.S. Master Distributor of Gilian air sampling equipment, OHD is proud to offer a full line of personal and area air sampling solutions, including:

  • Gilian Power Series Pumps
  • Gilian 5000 Personal Air Sampling Pump
  • Gilian 10i and Gilian 800i Air Sampling Pumps
  • Gilibrator 3 Calibrator
  • and many other solutions!

Gilian Dustlight Personal Dust Monitor

Real-Time Monitoring

Provides instant feedback on air quality, allowing for immediate awareness of dust levels.

Traffic Light System

Offers an intuitive color-coded warning system (green, yellow, red) for quick assessment of dust concentrations.

Modular Mounting (Klick-Fast system)

Versatile attachment options for clothing, belts, and other accessories for comfortable, secure wear.

Data Logging & Analysis

Records measured dust concentrations for trend analysis and allows for data export via the mobile app.