Extracellular spaces in connective tissues are therefore more abundant and contain vessels. In connective tissues, the extracellular space is termed the extracellular matrix because products of specialized cells accumulate here.
'J' channels are even improperly used on Fiber Cement Siding! Note: The actual examples below are not indicative of every siding job with 'J' Channels. All photos below are from the same area on the same wall of one house. This is the northeast side of a home located about 2 blocks from the NJ shore.
Products custom made to order. J Channels are designed to be used in metal roofing applications. The J channel flashing metal acts as a receiver for metal roof panels, ridge caps and headwall flashing. It also helps waterproofing a roof, since its installation is water directional.