Multigas Detector Calibration

  • Sale
  • $95.00
  • Regular price $155.00


This is our 4-gas monitor calibration service. Purchase this service if you need to calibrate your multi-gas detector (FD-4S, FD-4A, or FD-600). We ONLY calibrate detectors with the FORENSICS DETECTORS brand. After purchasing this service, follow the instructions below and send in your detector for calibration. More information on gas detector calibration here.


1. Purchase this product. Doing so will provide us with all the necessary information for return shipment and payment.

2. You are responsible to ship it to us. Send your detector with Order # as a reference to:

777 Silver Spur Road, Suite #130,
Rolling Hills Estates,
CA, 90274, USA

3. Once we receive your detector, we will calibrate it within 72 hours and ship it back to you FREE via UPS Ground (you will receive a tracking number).

Each multigas calibration includes:

  • New calibration certificate signed by the calibration engineer with before and after calibration data for comparison purposes
  • FAST 72-hour turnaround time
  • Use of NIST traceable calibration gas (CO, LEL%, H2S, O2) or other gas combinations based on your detector.
  • FREE shipping back via UPS Ground
  • Calibration performed in Los Angeles, CA, USA