| http://www.w3.org/ns/prov#value | - T ST, while the other end is connected to the riser T RT by the novel fitting F. It will be seen that as the severed end P' oi' the old service P is left open, it is possible for water, gas or other materials to enter the annular space between the pipe P and the new service tubing T. However, the fitting FA not only make a fluid-tight connection between the tube T and the building piping, but at t
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