→ Ibhokisi le-air conditioning elilengayo, ifeni yokukhipha umoya.→ Zonke izinhlobo zamapayipi okuphakamisa umoya.→ Zonke izinhlobo zamapayipi amanzi alenga ipayipi.→ Zonke izinhlobo zemishini ye-HVAC elengayo.
→ Yenziwe irabha ye-CR, inokuphila isikhathi eside kwenkonzo.→ Uhlaka lwangaphandle lubhaka ivarnish yokwelapha ukugqwala kanye nesifutho esinosawoti.→ Ingahlukanisa ngempumelelo umsindo wefrikhwensi ephansi obangelwa ukudlidliza.