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Fiberglass 25 mm. (1 in.) or 50 mm. (2 in.) thickness
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Density; 96 Kgs./m³ (6 lbs/pi.³) or 112 Kgs./m³ (7 lbs./pi³)
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Laminated with a perforated P.V.C. of 1.5mm. (1/16 in.)
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Edges chemically hardened
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Finishing in polyester fabric
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