Johns Manville's glass fibers are developed with and for our customers. We offer excellent performance StarRov® direct rovings for pultrusion manufacturing processes in thermoset and thermoplastic resin systems.

You can count on JM for the following performance and services:
• Stable quality
• Increased productivity
• Technical support
• Excellent fatigue performance
• Excellent electrical insulation performance
• Grades for polyester, vinylester, epoxy, PU and phenolic resins.

We ship globally!  Contact a regional sales office for details.