Apart from adjusting the punkah louvres to give the best direction of air stream, the system should not be tampered with in any way .
Ngaphandle kokulungelalanisa i-punkah louvres ukunikezela ngecala elingcono kakhulu lokungenisa ukuqukuqela komoya, le nkqubo akumelanga iphazanyiswe nangayiphi indlela.