Description
Calefactio – Thermal Tank with Base Ring – Stainless Steel Elbow Connection
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| Pre-charge Pressure | 40 PSI |
| Max. Operating Temperature | 200°F |
| Max. Operating Pressure | 150 PSI |
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The HGTEV Series bladder expansion tanks are designed for use in domestic installations for potable hot water applications. The tanks are installed in systems equipped with a backflow preventer or as an add-on to direct or indirect water heaters. The tank’s function is to absorb the increased volume of water that results from the heating process, thereby keeping the system’s pressure below the relief valve setting!
Features:
- Lead-free, approved for potable water applications, and is CSA certified to NSF/ANSI 61 & 372 (nsf-g)
- Intended for use in domestic hot water plumbing applications
- Full acceptance bladder
- No contact with steel shell means no corrosion
- Stainless steel system connection.
| Model | Volume (gal) | Connection MNPT | Pre-charge |
| HGTEV-30 | 14 | 3/4 inch | 40 PSI |
| HGTEV-42 | 20 | 3/4 inch | 40 PSI |
| HGTEV-60 | 30 | 1/4 inch | 40 PSI |
| HGTEV-80 | 44 | 1/4 inch | 40 PSI |
| HGTEV-180 | 57 | 1/4 inch | 40 PSI |
| HGTEV-200 | 74 | 1/4 inch | 40 PSI |
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Manuals:
- Installation Instructions
- Brochure and Specs
