Choose Leak Standards from the Industry Leader

The industry leader in Calibrated Leak Standards & Vacuum Gauge Calibration, LACO delivers confidence and peace of mind through fast, accurate, and accredited leak standards and vacuum gauge calibration for all manufacturers. 

Quick turnaround lead times, responsive customer service, lifetime warranty, and optional expedited service.

Accredited NIST traceable leak standards. Stable, clog resistant, robust, and low temperature coefficient.

A2LA laboratory accreditation to ISO/IEC ISO 17025-2005 and ANSI Z540-1-1994 standards—the highest standard of technical proficiency.

tracer gas leak standards (with gas reservoir)

open-style leak standards (no gas reservoir)

refrigerant leak standards

simulated part leak standards

Vacuum Gauge Calibration

leak Standard Calibration

leak standard faq



KEY FEATURES

  • New Leak Standards: A wide range of leak rates, connection fittings, gas and mix choices, multi-point calibration, and application engineering support, and micro tube capillary leak element design
  • Leak Standard Calibration: Complete multi-point comparison calibrations
  • Vacuum Gauge Calibration: Full calibration support, repair services, record retention, and reporting