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Perlite Block

Perlite block insulation is a high temperature, hydrophobic thermal insulation made of expanded perlite. Perlite block is corrosion-inhibiting, moisture-resistant, and non-combustible. It can be used in applications with temperature ranges from ambient to 1200°F. Perlite block insulation is available as flat block, scored, and 3-V grooved with thicknesses ranging from 1” to 5”. Distribution International supplies perlite block from all major manufacturers.

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