Roof Expansion Joint Details

The curbs should extend at least 8 or 10 if a cant is used above the adjacent roof.

Roof expansion joint details.

Watertightness is achieved through positive integration with the roofing membrane and a purpose designed system for transitioning between the joint in the roof and joints in walls. Sp 27 usp sp wall expansion joint flashing detail. Wall base termination detail. 615 series flush mount exterior expansion joints.

Sp 25 usp sp expansion joint curb flashing detail sp 26 usp sp low profile expansion joint flashing detail. 300e series exterior glide plate wall expansion joint covers. This aluminum roof cover is comprised of extruded aluminum components injection molded turn bar duroflex gaskets and a polyethylene vapor barrier. Sp 28 usp sp supported wall flashing detail.

Heat welded walkway installation. In general the top surface of the curbs should be sloped away from the joint to shed condensation and moisture onto the roof. Sp 29 usp sp high wall flashing over 36in 60in. Wall with self terminating parapro paraflex 531 liquid flashing.

Expansion joints in roofs require wood curbs around each roof area. Firestone has developed cad drawings of its tpo installation details to assist roofing professionals with the specification of firestone tpo roofing systems. The detail drawings are grouped by details and can be downloaded below in dwg or pdf format. 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.

Sp 24 usp sp curb divider flashing detail. Roof area divider curb type. 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. Sp 30 usp sp alternate high wall flashing detail.

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. Wall flashing with coated metal edge. Paraguard expansion joint roof to wall with parasolo flashing. The waterproofing element of most other roof expansion joints is a looped membrane.

Paraguard expansion joint roof to roof with parasolo flashing. Joint sizes range from 1 to 2. A roof expansion joint emseal roofjoint is a patented dual seal double flanged extruded thermoplastic rubber system for sealing expansion joints in roofs.