The heavy duty wall fans from BB stay up to its repute of offering complete peace of mind for the buyer. For instance, the wall fan model of 445MM has features like anti-rust aluminum blades, a power-laden motor to drive those blades, a pull chord function for the oscillation feature, 3-speed control and a to offer safety from the high-speed blades a 145 rib sturdy safety grill. The mention of the above features underlines why fans like these are perfect when fitted in home or offices. BB also guarantees a long service life of the fans making them perfect for heavy and prolonged use in the summer heat.