Ventilation fans are essential fire scene tools that can remove smoke, heat and products of combustion, using positive air flow or PPV. We have a ventilation fan for every fire scene application.c PPV Fans & Blowers are the most popular type of PPV fan for the fire fighting industry as they are light in weight and cost effective to purchase and operate. https://www.lionkingfan.com/fire-figh... PPV Fans & Blowers are used to create a positive pressure inside a building to remove heated air, smoke and other fire gases and replace with fresher cooler air. At Fire Product Search we care about your fire station’s or fire department’s fire fighting equipment and its ability to respond at short notice to the hazardous situations when firefighting. That is why we proudly feature only the highest rated, highest quality PPV Fans & Blowers from industry-trusted brands like LION KING . All of the Positive Pressure Ventilation fans and blowers featured are made and designed using the latest technological advances, innovations, and materials, which meet or exceed NFPA and EN Standards. When it comes to finding the latest firefighter PPV Fans & Blowers for your fire and rescue crew’s’ choose Fire Product Search.