Paragon’s Air Blower Bundle is assembled as a complete all in one kit. The Paragon Air Blower Bundle is perfect when fresh air into the helmet is desired and includes all necessary Paragon offerings to connect a NACA duct to a helmet. The Paragon Air Blower Bundle includes Blower Air Filter, Blower Air Filter Screen, 1.25” Air Hose – 10ft, 3” Air Hose – 5ft, 240 CFM Blower, Angled Helmet Fitting, 4” Blower Hose Fitting and 4” Blower Filter Housing Fitting.