Laminate Shingle Installation Instructions

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water-resistant, mechanically-attached field underlayments Right Start™ UDL and our Secure Start® line of synthetic underlayments. The second type are waterproof, self-adhering underlay-ments, Arctic Seal ® and Secure Start HT products which are intended for use in cold weather climates that produce ice dams.

  Ment, Synthetic, Underlayment, Underlay, Synthetic underlayments, Underlay ments