Grace 628 225 Sq. ft. Roll, Ice Water Shield

Grace Ice & Water Shield fully-adhered smooth surface roofing underlayment has been the leader in roof underlayments for over 35 years. The time-tested rubberized asphalt formulation has been proven to form a watertight bond with the roof deck and to seal around fasteners used to attach roof coverings. The Grace Ripcord Split Release on Demand makes installation around difficult areas like chimneys fast and simple.