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when used with a Series 30 or 31 amplifier (such as the A1011)
the Reznor 213581 Speed Controller minimizes mechanical stress on the drive assembly
The 5°F fixed differential offers tight regulation
5 screwed cable entry provide a secure
Is this expansion valve compatible with R-22
Watts 0121517 Valve 322056-301 when used with a SeriesThe Watts 0121517, high capacity LF174A pressure relief valve, is a critical safety component designed for large scale hot water heating systems and domestic supply boilers. Engineered with lead free copper silicon alloy construction, this 1. 25 inch ASME Section IV rated valve provides reliable protection against over pressurization. With a factory set relief pressure of 80 PSI and a steam discharge capacity of 3,605,000 BTU hr, it is purpose built
US$ 38.00
US$ 59.95
US$ 197.50