Putting Epdm Roof Over Epdm

The trouble with this is that the glues used in rubber roofs do not like the presence of contaminants such as bitumen or asphalt.

Putting epdm roof over epdm.

On a warm day resting can take approximately 30 minutes. Call shulman roofing inc. 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. After about 5 7 years you will have to reseam your roof by installing a 6 12 inch wide epdm cover tape over the old seams to make sure they don t leak for the next few years.

Roof deck timber choice for epdm if you are fitting a one piece epdm roof then you will need to glue it down unless it s ballasted or mechanically fixed more on this later. After properly resting the epdm sheet is ready for installation. Epdm is installed over a special felt covered insulation board. Can i install epdm membrane directly over an existing roof.

Put your trust in over 25 years of roofing experience. We were hired by firestone due to our certification with genflex to repair a leaking roof. Roofing solutions by eric garcia 170 017 views. Then the rest phase begins which allows the rubber to expand naturally.

It is durable flexible and easy to install. Epdm ethylene propylene diene monomer rubber roofing is one of the more popular choices when it comes to flat roofs. Find out how to join an epdm rubber membrane to an existing roofing material such as felt using a termination bar. For your flat roofing needs in the orange county area today.

Screws and large metal fastener plates secure the insulation board to the roof deck. We are certified by genflex sister company to firestone. You can install epdm membrane over an existing roof only if a new layer of 5 8 plywood 5 8 osb board or polyisocyanurate board with a fiberglass backing is used as a barrier to protect the epdm. Self adhere roofing for flat roofs sbs peel and stick ruberoid roofing anyone can do it.

Each epdm membrane roofing system can be bonded to a range of different surfaces. This update will cost you about 10 15 linear foot so if you have a few hundred feet of seams the total cost will be several thousand dollars making it a very expensive maintenance program. As for epdm over epdm no there are no concerns. Epdm is actually rubber.

The membrane needs to be completely unfurled and laid flat over the roof surface. So what kind of roof do you have. This article covers the various do s and don ts for each roofing system the surfaces that can be bonded to and the adhesives required.