Access shortcuts to Johns Manville's technical documents, instructional videos and newest products. Read commercial roofing industry articles and sign up for educational, hands-on training with JM Technical Representatives.
The choice to use the JM EPDM R 75 mil - FIT membrane assures Summit School District that the new roof has excellent puncture and hail resistance. Read more.
On December 18th, Joel Asrael from Specifier Services will be discussing designing your roof to withstand the elements and the update to FM's Very Severe Hail Rating.