Ward Diesel Filter Systems – Automatic and vehicle-mounted, Ward Diesel NO SMOKE Systems offer diesel exhaust protection on scene, in the station – anywhere you need it. Building modifications are not required for installation and there are no mechanical pieces to be attached by the Firefighter when exiting and returning to the station. NO SMOKE is the only diesel exhaust removal solution on the market today that provides complete protection against harmful diesel exhaust both inside and outside the fire station. Visit us online at www.warddiesel.com or call 800-845-4665 to learn more.