Look up insulation in Wiktionary, the free dictionary.

Insulation may mean:

• Building insulation, added to buildings for comfort and energy efficiency
• Soundproofing, also known as acoustic insulation, any means of reducing the intensity of sound
• Thermal insulation, materials used to reduce the rate of heat transfer
• Electrical insulation, the use of material to resist the flow of electric current

[edit] See also

• Insulator

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