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EPDM rubber roofing delivers proven performance for flat and low-slope roofs by standing up to changing temperatures, standing water, and years of weather exposure.
Flat roofs demand materials that perform differently than traditional residential roofing. Water drains more slowly, temperature fluctuations place constant stress on roofing membranes, and every seam must remain watertight year after year. Choosing the right material is essential to protecting the building beneath it.
At Watershed Construction, EPDM rubber roofing remains one of our preferred solutions for flat and low-slope applications because of its proven durability and long service life. Unlike roofing products that become brittle over time, EPDM remains flexible through seasonal expansion and contraction, helping it perform reliably during Wisconsin’s hot summers and freezing winters.
Whether you’re protecting a commercial facility, garage, apartment building, or residential addition, we install rubber roofing systems with careful attention to preparation, seam integrity, drainage, and long-term waterproofing.

A properly installed EPDM roof offers dependable protection while requiring relatively little maintenance compared to many other flat roofing materials. Every installation is planned around the unique requirements of the building rather than following a one-size-fits-all approach.
By combining proven products with disciplined installation practices, we create roofing systems that help protect buildings from moisture intrusion while reducing the likelihood of recurring repairs.
Installing EPDM successfully involves much more than rolling out roofing membrane across a flat surface. Proper substrate preparation, adhesive application, seam construction, drainage planning, and flashing details all contribute to how the roofing system performs over the coming decades.
Our crew brings a wealth of hands-on knowledge to every project, having installed and repaired flat roofing systems on a wide range of residential and commercial properties. We understand the challenges that low-slope roofs face throughout Wisconsin’s changing seasons, from snow accumulation and ice to prolonged sun exposure and heavy rainfall. That experience influences every recommendation we make and every installation we complete.
As a Mule-Hide Certified contractor, we stay aligned with manufacturer-approved installation practices while also working with trusted products from Carlisle and Johns Manville. Combined with our old-school approach to communication and craftsmanship, our goal is to provide property owners with a roofing system they can feel confident in long after installation is complete.
If you’re considering EPDM for a new construction project or replacing an aging flat roof, we’ll help you understand the advantages of rubber roofing and determine whether it’s the right solution for your building.
EPDM is a durable synthetic rubber membrane designed for flat and low-slope roofs. Its flexibility, weather resistance, and long service life have made it one of the most widely used commercial roofing materials.
We install EPDM using manufacturer-approved adhesive systems because they create strong, watertight bonds while avoiding the open flame associated with torch-applied roofing methods.
EPDM is commonly installed on commercial buildings, warehouses, apartment buildings, garages, additions, and residential homes with flat or low-slope roof sections.
We proudly install roofing systems from trusted manufacturers, including Mule-Hide, Carlisle, and Johns Manville. These products are selected for their quality, durability, and long-term performance.
Yes. Qualifying projects may include extended warranty options, and we’ll explain the available manufacturer and workmanship warranty coverage during your consultation so you understand the protection available for your new roofing system.
Talk with our team about your flat roofing project and discover how a professionally installed EPDM roofing system can protect your building for years to come.