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Selecting HVAC Control Valves

Ball vs. Globe: No longer a cost issue

In the past, ball valves had been attractive to HVAC control contractors primarily because they appeared to be half the price of a comparable globe valve. However, this included the purchase price of the valve only, and not the costs of extra pipe reducers and added installation time. That said, with the advent of new ball valves and more competitively priced globe valves, the decision on whether to use a globe or ball valve is no longer dictated by price. This paper addresses some technical differences between ball and globe valves and makes recommendations on factors to consider when selecting the proper valve.

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