Additel is a manufacturer of pressure and temperature calibration instruments: digital pressure gauges, pressure calibrators, test pumps, pressure modules and controllers, documenting process calibrators, temperature calibrators, and calibration software. Available through AV-TEK Consulting in North America with selection, configuration, NIST-traceable calibration, and repair support.

Additel is a manufacturer of pressure and temperature calibration instruments: digital pressure gauges, pressure calibrators, test pumps, pressure modules and controllers, documenting process calibrators, temperature calibrators, and calibration software. Available through AV-TEK Consulting in North America with selection, configuration, NIST-traceable calibration, and repair support.
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AV-TEK / Houston Office
4123 Hollister, Suite G
Houston, TX, 77080
AV-TEK / San Marcos Office
900 Barnes Dr. Suite 200
San Marcos, TX, 78666