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Table 1:h�inimurn Insulation Thickness for Circulating Hot Water Pipes <br /> Insulation Thickness in Inches by Pipe Sizes <br /> Non-Circulating Runouts Circulating Mains and Runouts <br /> Heated Water Up to 1" Up to 1.25" 1.5"to 2.0" Over 2" <br /> Temperature(°F) <br /> 170-180 0.5 1.0 1.5 2.0 <br /> 140-169 0.5 0.5 1.0 1.5 <br /> 100-139 0.5 0.5 0.5 1.0 <br /> Table 2: Minimum Insulation Thickness for HVAC Pipes <br /> Insulation Thickness in Inches by Pipe Sizes <br /> Fluid Temp. <br /> Piping System Types Range(°F) 2"Runouts 1' and Less 1.25"to 2.0" 2.5"to 4" <br /> Heating Systems <br /> Low Pressure/Temperature 201-250 1.0 1.5 1.5 2.0 <br /> Low Temperature 106-200 0.5 1.0 1.0 1.5 <br /> Steam Condensate(for feed water) Any 1.0 1.0 1.5 2.0 <br /> Cooling Systems <br /> Chilled Water, Refrigerant and 40-55 0.5 0.5 0.75 1.0 <br /> Brine Below 40 1.0 1.0 1.5 1.5 <br /> NOTES TO FIELD: (Building Department Use Only) <br /> Project Title: AI and Renee Searn � � Report date: 08/12/09 <br /> Data filename: Page 4 of 4 <br />