THERMglass Type IV
A High Performance Fiberglass Type IV Ply Sheet
THERMglass Type IV is a ply sheet that is used within a built-up roofing system for application over preformed rigid insulation or base sheets. It may be used with Premium III or Premium IV Hot-Melt Adhesive, or where an extra level of performance is required, POWERply Modified Hot Melt Adhesive.
Composition:
The heavy duty THERMglass Type IV consists of a non-rotting glass ply sheet that exceeds ASTM D 2178, Type IV.
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