The Multi-Air Command Kit (MACK) Series of portable air distribution units, designed to meet the most demanding air handling needs of fire and emergency response teams, has a new product: the MACK-5500. It has four flexible incoming SCBA connect whips; two incoming CGA-347 male adapters; two 0-5,500 psi input, 0-125 psi adjustable breathing air regulators; one 0-5,500 psi input, 0-275 psi adjustable tool air regulator; and one 0-5,500 psi input, 0-5,000 psi adjustable SCBA fill regulator.
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