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BlueSky replacement carbon monoxide (CO) sensor.

BlueSky Hose Clamp

For Certifier™ and Certifier™ Plus test systems, connects to the high flow module.

For Certifier™ and Certifier™ Plus test systems, connected to the high flow module.

Replacement Modem Power Supply

High Pressure is available on the Certifier™ Plus High Flow Module 4081 and Certifier Pro 4090 instrument.

IAQ Calc Calibration Collar

Accessory for a number of TSI products.  Air velocity, temp and humidity probe.

Adapter for the PortaCount Respirator Fit Tester

Adapter for the PortaCount Respirator Fit Tester