Comparison With Multiple Circulator Pumps
Multiple zones can be implemented using either multiple, individually controlled circulator pumps or a single pump and multiple zone valves. Each approach has advantages and disadvantages.
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—Henry David Thoreau (1817–1862)
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“the rusty
Pump pumps over your sweating face the clear
Water, cold, so cold! you cup your hands
And gulp from them the dailiness of life.”
—Randall Jarrell (1914–1965)