Trak-It® IIIa is a heavy-duty Combustible Gas Indicator used for gas leak surveys, underground gas leak pin pointing, pipeline purging and confined space applications.

Measures and Displays Up To 4 Gases
• LEL (% Volume and PPM Optional)
• O2, CO, H2S, HCN (Optionally)

Trak-It® IIIa meets NFPA 54 National Fuel Code for Gas Pipe Purging.

Certifications: ATEX, UL, CSA