Roof Expansion Joints Details

Expansion joints in roofs require wood curbs around each roof area.

Roof expansion joints details.

The waterproofing element of most other roof expansion joints is a looped membrane. Expand o flash expansion joint covers are flexible weather proof exterior covers for expansion joint openings and are an effective flexible closure for a wide variety of standard and special applications. Joint sizes range from 1 to 2. At firestone building products we offer more than just roofing and building solutions.

View and learn more about epdm system details. A roof expansion joint emseal roofjoint is a patented dual seal double flanged extruded thermoplastic rubber system for sealing expansion joints in roofs. 615 series flush mount exterior expansion joints. It is ideal for applications where exterior seals are used in walls and watertight transitions are critical.

We offer a partnership and complete solution that lasts long after your project is finished. In general the top surface of the curbs should be sloped away from the joint to shed condensation and moisture onto the roof. Each expand o flash cover is a combination of a flexible rubber membrane supported by a closed cell foam to form flexible bellows with two metal flanges adhesively and mechanically combined to the bellows by a patented bifurcation process. 300e series exterior glide plate wall expansion joint covers.