Use of asphlat shingle underlayment

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Abstract
There are a number of important reasons for installing asphalt-saturated felt underlayment on wood decks before shingle application. Some of the reasons are listed in this bulletin.

Date
3/1993

Author(s)

Page(s)
1

Source
ARMA / Asphalt Roofing Manufacturers Association

Keyword(s)
underlayment; ARMA tech bulletin

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