Buffalo Forge Company · Buffalo Forge Company · leaf 17
irect connection. These fans consist of two single inlet wheels mountedback to back in the same housing, this construction being much stronger than a single wheel of doublethe^usual width. They arenot furnished with overhungwheels. For the same conditionsdoul)le width fans will delivertwice the… … NIAGARA CONOIDAL (TYPE N) F_ A N S
