Use of asphalt shingle underlayment (bulletin 219-RR revised 1993)

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Abstract
This bulletin lists the reasons for installing asphalt-saturated felt underlayments on wood decks before shingle application.

Date
3/1993

Author(s)
ARMA Bulletin

Page(s)
1

Source
ARMA / Asphalt Roofing Manufacturers Association

Keyword(s)
asphalt shingle underlayment

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