How To Epdm Roofing

Position the epdm membrane.

How to epdm roofing.

Epdm is installed over a special felt covered insulation board. Carefully fold the membrane back over the section and roll flat. The material can now be rolled out and laid into the required position across the surface of. Overlap the two rubber membranes by 75mm 3inches overlap the two rubber membrane sheets to be joined by 75mm 3inches.

Screws and large metal fastener plates secure the insulation board to the roof deck. This step involves several individual processes. Step 3 apply adhesive. It is common on long runs to overlap the two sheets by more than 3 and then cut back the top sheet of rubber membrane once the splice tape has been stuck to the bottom sheet.

Apply the adhesive to both the epdm rubber roof material and the roof itself with a roller. This board called iso board by roofers is different from ordinary rigid foam board in that it has a special glass fiber reinforced felt skin that is compatible with the epdm adhesive. Let is sit on the roof for 30 minutes. Applying bonded adhesive to roof and wall edges sealing roof corners using pressure sensitive flashing such as elastoform creating watertight seals for any equipment with roof penetrations affixing the drip edge wall trim and gutter trim using screws.

Complete installation of a classicbond epdm roofing system with and sureedge roof trim system to a flat roof. The epdm membrane is then sandwiched between this a bead of mastic and the front trim which is finally nailed with stainless steel plastic topped pins to finish. Although this seems like an obvious first step it s important to ensure that it s done thoroughly. Two part clip together this type of drip trim comes with a back plate which is nailed to the roof where you require the drip.