RAID 1 (Mirroring and Duplexing) Comparing mirroring and duplexing Mirroring is the simplest method of avoiding data loss when a single disk fails. During writes, data is sent to both disks. During reads, different data can be read from both disks, which provides good read Performance. Duplexing is another form of keeping a copy of data. Where mirroring uses a single controller, duplexing can also handle a controller failure. Duplexing requires an operating system that supports RAID 1.
This site says cost of tiling per square metre is between $95 and $170 psm for floor tiles and $90 and $160 for wall tiles. Those prices include tiles so take $30 psm off those.
I had sand stone pavers layed in 2010/2011. I was quoted $55 per square meter plus $55 per square meter of concrete plus $55 for a square meter of pavers 500x500x30mm. Don't forget sealing is essential and will cost and additional $10-$15 per square meter on top of that.Shop around, see how you go. had sand stone pavers layed in 2010/2011. I was quoted $55 per square meter plus $55 per square meter of concrete plus $55 for a square meter of pavers 500x500x30mm. Don't forget sealing is essential and will cost and additional $10-$15 per square meter on top of that.