A.Y. McDonald introduces an addition to its DuraMAC Booster Pump product line. The DuraMAC variable-speed boosters provide a full line of booster pump options, which include existing residential and commercial boosters. The new DuraMAC variable-speed booster is a stainless-steel pump that speeds up and slows down based on the demand of the system, maintains a constant pressure and is easy to install. The motor provides quiet operation at optimal working capacity. 

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