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M2105.4 Piping and Tubing Materials Standards
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Ground-source heat-pump ground-loop pipe and tubing shall conform to the standards listed in Table M2105.4.
TABLE M2105.4
GROUND-SOURCE LOOP PIPE| MATERIAL | STANDARD |
| Chlorinated polyvinyl chloride (CPVC) | ASTM D2846; ASTM F437; ASTM F438; ASTM F439;
ASTM F441; ASTM F442; CSA B137.6
|
| Cross-linked polyethylene (PEX) | ASTM F876; CSA B137.5; ANSI/CSA/IGSHPA C448; NSF 358-3 |
| High-density polyethylene (HDPE) | ASTM D2737; ASTM D3035; ASTM F714;
AWWA C901; CSA B137.1; ANSI/CSA/IGSHPA C448; NSF 358-1
|
| Polyethylene/aluminum/polyethylene (PE-AL-PE) pressure pipe | ASTM F1282; AWWA C903; CSA B137.9 |
| Polypropylene (PP-R) | ASTM F2389; CSA B137.11; NSF 358-2 |
| Polyvinyl chloride (PVC) | ASTM D1785; ASTM D2241; CSA B137.3 |
| Raised temperature polyethylene (PE-RT) | ASTM F2623; ASTM F2769; CSA B137.18; ANSI/CSA/IGSHPA C448; NSF 358-4 |
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M2105.4 Hydronic Piping, Piping and Tubing Materials Standards
Ground-source heat-pump ground-loop pipe and tubing shall conform to the standards listed in Table M2105.4.
TABLE M2105.4
GROUND-SOURCE LOOP ...
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Ground-source heat pump ground-loop pipe and tubing shall conform to the standards listed in Table 1210.4.
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Ground-source heat pump ground-loop pipe and tubing shall conform to the standards listed in Table 1210.4.
TABLE 1210.4
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7.3.1 Requirements for System Components and Hardware, General
Pipe or tube shall meet or exceed one of the standards in Table 7.3.1.1 or be in accordance with 7.3.3.
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