Polyisocyanurate and polystyrene roof insulation comparison

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Abstract
It is important to understand the true advantages of polyiso versus expanded polystyrene (EPS) and extruded polystrene (ExPS) and the long term ramifications of making short term decisions.

Date
12/2004

Author(s)
Johns Manville

Page(s)
2

Source
Johns Manville

Keyword(s)
polyisocyanurate; polystyrene; EPS; EXT; ExPS; comparison

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