ducting
mountain mtn8405 4 . 4 x 9 . 5 x 4 . 5 air vacuum pump
features and benefits 1 2 in acme and 1 4 in fl fittings fast operation venturi type requires 90 lb psi shop air to operate no moving parts or oil required 1 3 cfm air displacement achieves 29 in of vacuum sku doba9857
mountain