Better not use Plenum... The hole thing will fail if not done properly... Or become useless... Go for DSB or at least a sand bed... Any dun think you can get all the things in time to make the Plenum...
Okaie... Finished Posting liao... Pls comment abt the scaping and advise on how to improving this tank... Thkz BTW no goby yet... None sighted anywhere...