hi Aron, I cannot send u PM, pls get back to me on the below questions. thanks!! My house is a new 4-rm HDB flat (92 sqm). I am looking to install aircon for all 3 bedrooms . Kindly advise whether what type of system : i Would like to hear your views on the brands of different air con that is suitable for my case : (1) which type of system will i need? etc : system 4 (1 compressor) or a system 3 + single unit (2 compressors) (2) Inverter or non-inverter? (3) Brand-wise ? I am looking at one that is economical and energy saving yet not neglecting their performance and durability. I saw that you have a few recommendation in one of the reply: 1) Panasonic CU3S27MKZ / CSS9MKZ :- 2) Mitsubishi Electric Starmex MXY3A28VA / MSYGE10VA :- 3) LG Health Plus A4UQ266FA2 / BMNC09G2L0:- 4) Daikin 3MKS50ESG / FTKS25DVM:- 5) Toshiba RAS3M20SACV / RASM10SKCV:- Btw, U introductuce so many brands? which one is realli good? can i have the pricing for each individual recommendated price. Can U arranged them according from the most recommended ( energy saving). P/S: I pay attention to most thread machiam starmex and daikin like sibei popular.But what is the different between : (1) Mitsubishi Electric Inverter - system 3/ system 4; (2) Mitsubishi Heavy Industries Inverter - system 3/ system 4; What do u mean by 3ticks? does yr price includes all the installation works and parts as well? My flat shld be coming end of the yr 2011. Do i still entited for the current promotion (Special Renotalk Price for brands like mitsubishi electric, daikin, toshiba etc) ? How competive is your pricing compared to Gain city?