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� <br /> U. Pipe Supports: Hangers shall adequately support the piping system and shall be <br /> installed to allow for expansion and contraction. Insularion shall be continuous and � <br /> jackets shall be sealed tight at hangers. <br /> V. Installation: Provide a dielectric coupling at all connections of dissimilar metals in � <br /> domesric water piping. Provide adequate clearance for insulation and for access to <br /> valves. All piping shall be concealed and shall maintain proper clearances for ceilings, <br /> ducts, walls, lighting, etc. except that piping may be exposed in mechanical areas. <br /> W. All valves installed shall be provided with tags for identification. � <br /> X. Identification � <br /> 1. Provide Pipe marking and directional flow marking from W.H. Brady Co. or <br /> equal. Markers should be color-coded per the ANSI standards. <br /> 2. Install pipe markers at inlets and outlets of all major equipment, three way valves, � <br /> pumps, etc., and where piping passes through walls . Spacing of markers shall <br /> not be over 30' apart in exposed areas and not over 15' apart in concealed, <br /> accessible areas, and closer where directed. <br /> , <br /> END OF SECTION <br /> r <br /> � <br /> � <br /> � <br /> � <br /> � <br /> � <br /> � <br /> � <br /> � <br /> 060497 CBA701 8/1/97 ', <br /> 15150 - 3 <br /> ' <br />