3.5" ZincShield® is suggested for new roof applications including reroofing an existing roof. The 3.5" ZincShield® is installed with 3/4" to 1" under the ridge vent, ridge cap or first row of shingles using regular roofing nails so that the nail heads are not exposed. For existing roof applications, 3.5" ZincShield® is suggested when the distance to be protected exceeds 20-feet below point of installation. Please refer to FAQs for detail information regarding product selection and proper installation methods.
Be sure to Add Adhesive or Nails to your order for Correct Installation
