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Review source page →Rockwool, glasswool and reflective insulation products serve different purposes. The correct choice depends on roof or wall construction, temperature exposure, fire strategy, moisture conditions, acoustic goals and installation quality.
Selection questions
Confirm density, thickness, facing, service temperature, tested classification, support system and continuity at joints before ordering.
Installation matters
Gaps, compression, wetting, unsealed penetrations and incorrect facings can reduce performance. Final values must come from approved manufacturer documentation.
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