
Fall Protection & Respiratory
4-Gas Calibration Gas - 50% LEL Methane / 18% O2 / 25 ppm H2S / 100 ppm CO, 34-116 L
- Calgaz · MSA · Industrial Scientific
- CH4 2.5% (50% LEL) / O2 18% / H2S 25 ppm / CO 100 ppm / N2 balance

Two personal self-retracting lifelines on one harness connector: continuous tie-off with the short fall distance of an SRL.
Tell us quantity, sizes and delivery city. Volume pricing and custom branding are confirmed on a written quote.
Two personal self-retracting lifelines on one harness connector: continuous tie-off with the short fall distance of an SRL. • Two SRL legs give 100% tie-off while moving between anchors • Needs far less fall clearance than a twin-leg lanyard • Aluminum or steel rebar hooks • Single connector at the harness back D-ring • ANSI/ASSP Z359.14-2021; supports EM 385-1-1 100% tie-off on federal sites Brands we quote: 3M DBI-SALA · Miller · MSA. Brand names are trademarks of their owners. Mays is an independent supplier, not an authorized agent of any brand; current manufacturer models are confirmed on your written quote.

Fall Protection & Respiratory

Fall Protection & Respiratory

Fall Protection & Respiratory

Fall Protection & Respiratory