Delta UV’s Quiptron^® line of Air Blowers feature all plastic housing construction and are available in 120V/50/60Hz and 240V/50/60 Hz power models.  Horsepower ratings of 1HP, 1.5HP, and 2HP are offered.  All piping connections are 2 inch (63 mm).  All Air Blowers are Underwriters Laboratories, Inc. Recognized Components for US and Canada