- SPECIAL ADVERTISING SECTION - YOU CAN HELP MAKE THEIR JOB A LOT SAFER. Controlling indoor airflow can be one of the most effective ways to minimize fire damage and lower the risk to fire fighters. Positive Pressure Ventilators (PPVs) help battle fires and smoke more effectively. For enhanced protection and peace of mind, choose AMCA certified PPVs and fire/smoke dampers. Don't chance it. Check AMCA.org/certify. STAND FOR A HIGHER STANDARD © 2021 AIR MOVEMENT AND CONTROL ASSOCIATION INTERNATIONAL, INC. All rights reserved. amca.org RELIABLE PROTECTION FOR AN UNRELIABLE WORLD. Cummins manufactures an extensive line of premium custom diesel fire pump drive engine packages that can meet your needs today. But, we also are adding to the line to meet your needs for tomorrow and beyond. Be sure to stop by our booth to see our newest high speed products in both 3.3 and 6.7 Visit Booth 618 for more information Half page ad_landscape_US_7in x 4_NFPA_ExhibitorShowcase.indd 1 114 | NFPA JOURNAL * SUMMER 2022 4/21/2022 1:49:47 PMhttp://www.AMCA.org/certify http://www.amca.org