Chilled Water Pipe Insulation Thickness Table

2 0 role of pipe insulation for chilled water systems 33 f to 60 f 0 5 c to 15 6 c pipe insulation for chilled water systems is specified and installed primarily for process control condensation control and energy conservation. For below ambient service by contrast the new pipe insulation thicknesses are not particularly noteworthy. Pipe unions in heating systems steam steam con densate and hot water.

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This calculation determines the ideal thickness of water piping insulation for efficiently and economically preventing a heat transfer from outside to inside and keeping the water transported within cool it does not determine the thickness of insulation designed to keep condensate or other fluids from losing heat.

Chilled water pipe insulation thickness table.

All penetrations and joints of which shall be sealed. Range f insulation conductivity nominal pipe or tube size in conductivity. Pre slit polyethylene pipe insulation. Water pipe insulation the following piping shall be insulated to levels shown in section 6 table 6 8 3.

The table below indicates recommended insulation thickness. Wall thickness insulation 3 8 in 46 1 2 in 124 3 4 in 96 1 in 219 1 1 2 in 58 2 in 50 insulation length. For example 1 in. Insulating chilled water systems requires special attention.

When piping and equipment. Section 120 3 requirements for pipe insulation. Is sufficient thickness for all sizes on chilled water lines with an assumed operating temperature in the 40 f to 60 f range. 6 7 bs5422 table table referencepage no 6 minimum insulation thickness for chilled and cold water steel pipes to control condensation on a high emissivity outer surface 0 9 with an ambient temperature of 25 c and a relative humidity of 80.

Use of 1 1 2 or 2 thick fiberglass pipe insulation will most likely not be cost effective on domestic hot water unless the size of the pipe is greater than 3 ips. Table 6 8 3a minimum pipe insulation thickness. Very hot systems like hot water and steam systems should also be insulated to avoid potential personal injuries. In general there are no insulation thickness requirements for residential domestic hot water pipes but we find that 1 thickness will greatly reduce the loss of heat transmission.

Insulation covering chilled water piping and refrigerant suction piping located outside the conditioned space shall have a class i or class ii vapor retarder. D recirculating system piping including the supply and return piping of a circulating tank type water heater. T insulation thickness from table 120 3 a inches. To avoid heat loss and reduced system efficiency pipe work in heating systems should always be insulated.

Pipe insulation fits around hot water pipes and reduces heat loss to save energy and lower energy costs. View more view all jump to. Delete existing table 6 8 3 in its entirety and replace with tables 6 8 3a and 6 8 3b addendum bi to 90 1 2007 table 6 8 3 minimum pipe insulation thicknessesa fluid design operat ing temp.