Full version Video link: https://youtu.be/QjDPWinCJtw Buying Link: *Best 1. Havells (300mm) https://unboxblade.com/havells-ventil-air-db-300mm-exhaust-fan/ *Better 2. Havells (230mm) Just click on above link and select there "Size" = 230mm *Good 3. V-guard https://unboxblade.com/v-guard-terano-l9-exhaust-fan-suitable-for-kitchen-bathroom-office/