We understands the critical importance of reliable PPE. Our lab utilizes state of the art VON testing equipment and is all encompassing. GML can test and certify rubber goods ranging from Class 00-4.
Our thorough, efficient testing ensures your rubber goods meet or exceed ASTM and OSHA standards, giving your lineworkers the confidence they need on the line.

We can test and re-certify blankets, line hose, grounds, jumpers, hot sticks, and all other related equipment.
Service hours are by appointments tailored entirely to your needs.
We keep inventory stocked from all major manufacturers to minimize lead times.
Our test lab is in Groveland MA.
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