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PART 3: EXECUTION <br /> 3.01 INSPECTION <br /> A. Examine areas and conditions under which mechanical insulation is to be installed. Do not proceed with work until <br /> unsatisfactory conditions have been corrected in manner acceptable to Installer. <br /> 3.02 PLUMBING PIPING SYSTEM INSULATION <br /> A. Application Requirements: Insulate the following plumbing piping systems with insulation types and thickness as <br /> listed in Table No. 15250-1 below. <br /> 1. Potable cold water,hot water,and hot water piping with temperature maintenance cable. <br /> 2. Interior aboveground,horizontal storm water piping. <br /> 3. Plumbing vents within 6 lineal feet ofroof outlet. <br /> 4. Condensate drain piping from cooling coils and energy recovery units. <br /> 5. Make-up water piping to HVAC equipment and systems. <br /> 6. Hot drain piping(where indicated). <br /> 7. P-trap and 5 lineal feet of sanitary piping from AHU condensate drains. <br /> TABLE NO.15250-1: MINIMUM PIPE INSULATION <br /> TYPE OF 1-1/4" 1%a" 2V2'' <br /> PIPING SYSTEM INSULATION &smaller to 2" &lar eI , <br /> Cold Water Piping PFG %2" <br /> HW Piping PFG %z" 1" 1%i' <br /> Storm Drains PFG %Z" i" 1" <br /> Plumbing Vents PFG %Z' <br /> Condensate Drains PFG %i' 1" 1" <br /> Make-up Water Piping PFG ''/z" <br /> Hot Drain Piping PFG %Z' 1" 1" <br /> P-Trap and Sanitary Piping PFG %Z" 1" 1" <br /> HW Piping w/Temperature PFG 1" 1%Z" 2" <br /> Maintenance Cable <br /> NOTES: <br /> 1. Provide hardwood blocks at all pipe hanger locations for 3"pipe and larger. <br /> 2. Provide thermal hanger shields for 6"pipe and larger. <br /> B. Insulation Omitted: Omit insulation for the following. ' <br /> 1. Interior air conditioner condensate drain piping in mechanical rooms provided piping is less than 3 lineal feet <br /> and is located within 12"of floor. <br /> 3.03 HVAC PIPING SYSTEM INSULATION <br /> A. Application Requirements: Insulate the following HVAC piping systems with insulation types and thickness as <br /> listed in Table No. 15250-2 below. <br /> 152504 No.99132-CP2 <br />