Engineered to install micro fiber cable into pre-installed 0.157–0.708 in. diameter microduct, Whisper Micro Cable Blower can place 0.078–0.334 in. diameter cable at speeds up to 260 fpm. Product features integral air valve, pressure gauge, and electronic monitoring system that provides digital read-outs of speed and distance. Operated by single person, portable Whisper is suited for both interior and exterior fiber cable placement applications.