
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

Keep automated bump and calibration docks running: dock-matched quad-mix and specialty gas cylinders, inlet filters and fittings. Ask about scheduled reorders.
Tell us quantity, sizes and delivery city. Volume pricing and custom branding are confirmed on a written quote.
Keep automated bump and calibration docks running: dock-matched quad-mix and specialty gas cylinders, inlet filters and fittings. • Gas mixes matched to each dock platform (ISC DSX/iNet, MSA GALAXY GX2, BW IntelliDox) • Certificate of analysis per cylinder, as supplied by the maker • Replacement dock inlet/exhaust filters and tubing • Cylinder sizes 34-116 L (and larger for docks) • Scheduled reorders quoted on request; cylinder return/recycling per maker program Brands we quote: Industrial Scientific · MSA · Calgaz. 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