Mereen-Johnson's new High Efficiency Dust affle for the 312-DC/SR "Select-A-Rip" Multiple Rip Saw dramatically improves dust collection, improving the machine operator's environment and reduces down time by minimizing work station clean-up requirements. The Baffle is fitted with locating pins which facilitates quick and easy removal and installation allowing machine access for arbor set-up and maintenance. This new High Efficiency Dust Baffle is standard on new machines and can be added to existing ones.