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Amtrol designed and patented the first Extrol diaphragm expansion tank in 1954 to control system pressure and help reduce energy consumption in heating and chilled water systems. Over 6 decades later, Extrol is still the world's leading expansion tank brand, setting the standard for quality, reliability and innovation. All Extrol tanks are made in the USA at our ISO registered facilities by American workers dedicated to producing the highest quality expansion tanks in the world.
AMTROL® Extrol Hydronic Expansion Tank, Series: AX, 44.4 gal Capacity, 1 in Connection, FNPT Connection, Steel, Red Oxide Primer, 12 lbf/sq-in Pre-Charge Pressure, 240 deg F, 29 in H x 24 in Dia
| Capacity | : | 44.4 gal |
| Connection Size | : | 1 in |
| Connection Type | : | FNPT |
| Dimensions | : | 29 in H x 24 in Dia |
| Finish | : | Red Oxide Primer |
| Material | : | Steel |
| Pressure Rating | : | 12 lbf/sq-in Pre-Charge |
| Temperature Rating | : | 240 deg F |
- ASME approved steel shell
- Heavy-duty butyl/EPDM diaphragm
- Schrader valve with EPDM seats air valve
- Malleable iron centre system connection
- Suitable in propylene glycol applications with mixtures up to 50%
- 22.6 gal maximum acceptance volume
- Made in USA
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