Base of Wall - Flexible Flashing, No Drip Edge, Termination Bar, Mortar Dropping Collection Device

Base of Wall - Flexible Flashing, No Drip Edge, Termination Bar, Mortar Dropping Collection Device

International Masonry Institute
Description
IMI Detail 01.030.0303. This masonry base of wall detail shows a flexible thru-wall flashing mechanically fastened to the CMU backup through a termination bar, with a continuous bead of sealant along the top of the term. bar. Permissible by code but not consistent with best practice, the flashing does not form a drip edge or utilize an independent drip edge, rather it is held flush with the exterior face of the brick. The flashing has an 12-16" (nominal) vertical leg to bring it higher than the mortar dropping collection device (MDCD). The wall has a 2" clear air space for drainage, and weep vents are spaced at 24" o.c. There is an air/moisture/vapor barrier on the cavity side of the CMU, and 2" rigid insulation resides in the drainage cavity. This detail is intended for the use of industry professionals who are competent to evaluate the significance and limitations of the information provided herein. This detail should not be used as the sole guide for masonry design and construction, and IMI disclaims any and all legal responsibility for the consequences of applying the information. #AIA #air_barrier #BAC #block #brick #bricklayer #cavity #CMU #Conwell #drainage #flashing #green #highperforming #IMI #IUBAC #masonry #MDS #mortar #sustainability #sustainable #wall_tie #weeps
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