b'Industry-leading walkability in dry,wet, hot, cold and dirty conditions. A portfolio of engineered synthetic roofing underlayments with industry-leading walkability from DuPont, the trusted name in total building envelope solutions. Ideal for slopes 2:12 or higher under a variety of roofing materials in repair, re-roofing and new construction. Easy to chalkAccepts and holds chalk marks for more visible lines and a better Tyvek Protec120 160 200 finished product.WalkabilityBest in Class Best in ClassBest in ClassRoll Size (10 square)48 x 250 48 x 250 48 x 250 Rolls Per Pallet493636 Wrinkle-freeLays flat and stays flat for a more Roll Weight25 lbs31 lbs36 lbs uniform shingled surface.Warranty30 years40 years50 yearsUV Exposure3 months6 months6 monthsRoof Types Asphalt Shingle4 4 4Cedar Shingle4 4 4 Protects the roofPreserves the roof deck during Metal4 4 4 installation and provides an effective secondary moisture barrier.Tile4 4Slate4 4Recyclable4 4 4ASTM D226 Types I & II4 4 4ICC-ES AC1884 4 4 Supported by the DuPont Class A Per ASTM E1084 4 4 Tyvek Specialist NetworkSpecialists are available acrossthe U.S. and Canada for additional knowledge and support.tyvek.com/protec1-800-44-TYVEKIndustry-leading walkability when compared to other low permeability synthetic roofing underlayments.Copyright2016 DuPont. All rights reserved. The DuPont Oval Logo, DuPont and Tyvek Protec , For Greater Good , Tyvekare trademarks or registered trademarks of E.I. du Pont de Nemours and Company or its affiliates. K-29377 (06/16)'