Mar-Bal, Inc. is the largest manufacturer of BMC molded Standoff Insulators in North America with the industry’s two leading brands, Glastic and Mar-Bal. Our UL Listed Standoff Insulators are molded from a flame retardant and track resistant glass reinforced thermoset polyester molding compound recognized for current carrying devices by UL. They combine high mechanical strength with high arc resistance and dielectric properties at elevated temperatures and humidity. These shatter resistant insulators meet the most exacting standards for a variety of applications.

For nearly a century, Mar-Bal and Glastic have brought their combined standoff insulator experience and innovation to the marketplace. From their UL certificates to their product and brand leadership to their reliability and dependability. Why would you use anyone else?

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