How to Prevent Ice Dams | This Old House

This Old House general contractor Tom Silva shows how to super-insulate an attic for ice dam prevention. (See below for a shopping list.)
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Shopping List for How to Prevent Ice Dams:
- expanding-foam sealant [https://amzn.to/2Zjiled]
- closed-cell spray foam insulation [https://amzn.to/2KT7Zh3]

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How to Prevent Ice Dams | This Old House
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Видео How to Prevent Ice Dams | This Old House канала This Old House