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Orange County Health Department Improvements Smith Sinnett /2024008 <br />Hillsborough,NC Orange County Asset Management Services <br />IDENTIFICATION FOR HVAC PIPING AND EQUIPMENT 23 05 53 - 2 <br />5.Kolbi Pipe Marker Co <br />6.Seton Identification Products,a Tricor Company <br />7.Or Approved Equal <br />B Metal Tags: Aluminum with stamped letters;tag size minimum 1-1/2 inch diameter with smooth edges.Use <br />metal tags in return air plenums. <br />C Valve Tag Chart: Typewritten letter size list in anodized aluminum frame. <br />2.04 STENCILS <br />A Manufacturers: <br />1.Brady Corporation <br />2.Craftmark Pipe Markers <br />3.Kolbi Pipe Marker Co <br />4.Seton Identification Products,a Tricor Company <br />5.Or Approved Equal <br />B Stencils: With clean cut symbols and letters of following size: <br />1.3/4 to 1-1/4 inch Outside Diameter of Insulation or Pipe: 8 inch long color field,1/2 inch high letters. <br />2.1-1/2 to 2 inch Outside Diameter of Insulation or Pipe: 8 inch long color field,3/4 inch high letters. <br />3.2-1/2 to 6 inch Outside Diameter of Insulation or Pipe: 12 inch long color field,1-1/4 inch high letters. <br />4.8 to 10 inch Outside Diameter of Insulation or Pipe: 24 inch long color field,2-1/2 inch high letters. <br />5.Over 10 inch Outside Diameter of Insulation or Pipe: 32 inch long color field,3-1/2 inch high letters. <br />6.Ductwork and Equipment: 2-1/2 inch high letters. <br />7.Stencil Paint: Semi-gloss enamel,colors conforming to ASME A13.1. <br />2.05 CEILING GRID LABELS <br />A Label each device or valve above the ceiling and label the ceiling grid below each.Indicate the type of <br />device or valve and its associated service (e.g.“Shutoff Valve –HW”,“VAV-21”). <br />B Provide custom printed labels for each device,either vinyl or polypropylene,suitable for indoor /outdoor <br />applications.Use portable printer equal to Brady HandiMark Portable Industrial Labeling System. <br />C Labels shall be no more than 1-inch in height.Lettering shall be minimum 18-point font.Lettering shall be <br />black on white tape. <br />D Provide a list of devices and valves labeled with the identical information in the O&M Manuals. <br />E Submit samples of markings on three different devices for approval of the Owner and Engineer. <br />F Ceiling grid markers shall be the color listed below: <br />1.Electrical -Pull Box/Disconnects/Future -Neon Red <br />2.Mechanical Equipment/Fan/Dampers,etc.-Neon Yellow <br />PART 3 EXECUTION <br />3.01 PREPARATION <br />A Degrease and clean surfaces to receive adhesive for identification materials. <br />3.02 INSTALLATION <br />A Install nameplates with corrosive-resistant mechanical fasteners,or adhesive. Apply with sufficient adhesive <br />to ensure permanent adhesion and seal with clear lacquer. <br />B Install tags with corrosion resistant chain. <br />C All piping and duct shall be labeled at least once in EVERY room.Piping and ductwork shall be labeled <br />every 15 ft and at every change of direction. <br />D Install ductwork with stencilled painting. Identify with air handling unit identification number and area <br />served. Identify service (supply,return,exhaust,outside air,etc.) Locate identification at air handling unit, <br />at each side of penetration of structure or enclosure,and at each obstruction. <br />E Provide ceiling grid labels to locate valves or dampers above lay-in panel ceilings. Locate in corner of panel <br />closest to equipment. <br />F Identify thermostats or temperature sensors relating to air handling units or valves with labels. <br />G Identify valves in main and branch piping with valve labels. <br />Docusign Envelope ID: 2D852F9B-A7CF-462A-9536-444A53AA848A