Sagar Air Pvt. Ltd. Offers Single Inlet Single Width Fan. Sagar Air Pvt. Ltd. Has projects division and equipment manufacturing division. The Projects division offers its services in clean rooms, central evaporative cooling, ventilation, air conditioning and process cooling. Single Inlet Single Width Fan has a capacity upto 35,000 CFM. Single Inlet Single Width Fan is a belt driven centrifugal fan with forward curved and backward curved series FSZ and BSZ square outlet. The diameter is 1000mm.