Singapore gloomy stuffy home environment made me sick! Feel like Sauna! Having difficulty breathing! Like heart beating inside my brain! (Singapore Standard windows endangered many… lives! Lots of nutcases leaded to health problems and death!) The air can kill plants! Damaged cells for prolonged living here! – Sadly, not much SG idiots knew that! That's why they continue created such environment! I can sense the air flow differences at different rooms. Indeed makeover, did improved the room ventilation! But, Singapore workmanship sucks! Bad gift this year for my ‘Garden’ in Singapore pioneer’s HDB home! My 1st unpleasant experience, contractors asked me count their ‘ Defective ’ products! (Paid them full amount) Broke their promises ran away from responsibilities! Major discoveries by accidents! Singapore Licensed Contractors not honest! 不怀好心! 没水准! (Wicked! Targeting on aging population, having poor vision! ) Singapore values proper channel, selling Inferior material