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Table 2: Heat Tape Selection Table for Proper Pipe Protection with Fiberglass and Outer Wrap
(Tape installed straight along pipe)*
Method of
Wrapping
3/8"
Tape
1'
Required per
Foot of Pipe
Protection
-60
Down to (°F)
* All values calculated at 0 MPH wind, metallic pipe. Fiberglass wrap should not be used with non-automatic mod-
els unless used in conjunction with properly installed thermostat.
Table 3: Heat Tape Selection Table for Proper Pipe Protection with Fiberglass and Outer Wrap
(Tape installed spiralled around pipe, 3 turns per foot)*
Method of
Wrapping
3/8"
Tape
NR
Required per
Foot of Pipe
Protection
NR
Down to (°F)
* All values calculated at 0 MPH wind, metallic pipe. Fiberglass wrap should not be used with non-automatic mod-
els unless used in conjunction with properly installed thermostat.
NR = Not Recommended
CSRA-SVX01A-EN
Installation
Nominal Copper Pipe Size
1/2"
3/4"
1"
1'
1'
1'
-41
-30
-19
Nominal Copper Pipe Size
1/2"
3/4"
1"
NR
1' 6"
1' 8"
NR
-60
-55
1-1/4"
1-1/2"
2"
1'
1'
1'
-12
-6
0
1-1/4"
1-1/2"
2"
1' 10"
2' 1"
2' 4"
-51
-50
-45
3"
4"
6"
1'
1'
1'
+9
+14
+26
3"
4"
6"
2' 11"
3' 11"
5' 0"
-41
-37
-35
23
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