Umlayezo wezentengiso: Umoya ohlanzekile uyisisekelo sawo wonke amakhaya, ihhovisi noma ngokuvamile indawo lapho uchitha khona isikhathi esiningi, ngoba unomphumela onenzuzo empilweni yakho. Kodwa ungayithola kanjani ngokuhamba kwesikhathi futhi mhlawumbe ngisho nasezindaweni lapho kungafaneleki khona ngokufaka umoya omncane nokunye okunjalo, isibonelo ngenxa ye-smog, ithrafikhi nokunye okunjalo? Mhlawumbe ikhambi elingcono kakhulu izihlanzi zomoya, ezingawuhlanza kahle kakhulu futhi ziqinisekise ukuthi okuhamba phambili kuphela okugeleza emaphashini akho. Futhi kungenxa ngqo kwezinye zezihlanzi zomoya ezihamba phambili namuhla lapho izaphulelo ezinkulu zehlile.
Omunye wabakhiqizi abaqashelwa kakhulu bezihlanzi zomoya emhlabeni yinkampani yakwaPhilips, lapho uzothola khona amamodeli amancane wezikhala ezincane namamodeli akwazi ukuhlanza umoya ezindlini ezinkulu ngesivinini esihloniphekile. Nakuba amanani abo engewona aphansi kakhulu, manje angatholakala ku-Alza ngenxa yephromoshini elinganiselwe evumeleke izinsuku ezimbalwa kuphela ngesaphulelo esingu-20%, okuyinto enhle ngempela. Ngaphezu kwalokho, kubalulekile ukuqaphela ukuthi abanye abahlanzi behlisiwe ngisho nangaphambi kwesaphulelo, futhi njengoba izaphulelo zengeziwe, ungaba nazo ngentengo enomusa ngempela. Isibonelo, i-Philips Dual Scan Series 3000i AC3059/51, ekwazi ukuhlunga umoya emagumbini afinyelela ku-62 m2, isanda kwehliswa ngo-8%, futhi manje ungathola u-20% owengeziwe ngekhodi yesaphulelo. Esikhundleni se-12 CZK yasekuqaleni, okokuhlanza kuzokubiza i-190 CZK enhle, okufanele ngempela. Kodwa qaphela, isitoko sisekude nokungenamkhawulo futhi ukukhushulwa kuphela ezinsukwini ezimbalwa nje.
