Tech Knowledge: Does a 4 blade fan blow more air? Which are the best to beat the heat

highlights Fans with 3 blades are pocket friendly, that is, they are less expensive than fans with 4 or blades. In terms of design and look, fans with 4-5 blades are more stylish in appearance. Some fans with 3 blades make a lot of noise, and those with 4 blades make less noise. Best Ceiling …

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