Roof Expansion Joint Flashing

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Roof expansion joint flashing.

In general the top surface of the curbs should be sloped away from the joint to shed condensation and moisture onto the roof. The loops either hang down into the joint in the case of metal cover systems or are humped up by means of. Integration and flashing into roof membranes. Architectural drawings along with csi format short and long form specifications and details are also available.

Expansion joints in roofs require wood curbs around each roof area. Copper base flashing is double folded and nailed to the top surface of the curb which is cut to a slope of 3 per foot. Expansion joint between flat roof and wall. 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.

Get moisture protection from the top down with roof covers from construction specialties. This selection includes expansion joint covers edge metal systems retrofit drains and tie in flashing systems. The curbs should extend at least 8 or 10 if a cant is used above the adjacent roof. The ultimate sequence of integration and decisions regarding integration method welding adhesive.

A roof expansion joint emseal roofjoint is a patented dual seal double flanged extruded thermoplastic rubber system for sealing expansion joints in roofs. Copper counterflashing is folded into this edge. Its lower edge is held by a continuous edge strip.