How to install an EPDM rubber roof How to fit a rubber roof The devil is in the de., this separates a nice roof from a horrible one. A few extra pennies on some click together trims, a li.e bit of planning, will result in a roof that will last you up to years..Clean the roof surface prior to installation Be sure the roof surface is clean, free of dust, dirt, rust, oil, grease, and loose material. The roof surface must be dry..Begin installing the rubber roof shingles with nails, beginning with the starter the on the lower edges of your roof. In straight rows, overlap the shingles until you reach the peak of your roof. Then install the rubber roof cap shingles. If necessary, you can easily cut and form shingles to fit your particular roof..The crew is on the new roof deck applying a rubber roofing material. A thin layer of adhesive is applied and allowed to set before the the rubber is rolled into place. Bob also discusses the flashing rubber that will be installed around the railing..