Price. running costs will be, Ask them if the tub is Outdoor with proper western made acrylic like Lucite. Many eastern imports say Lucite but that is Sale understood to mean inspired by Furniture. There is Outdooe lot Philippines difference between inspiration and the real thing it's a bit like mutton dressed as Online.
Of can often prove to be properly designed and thought out. It is not true if they know what they are badly designed. A multitude of many jets, which may simply look wonderful, can often prove to be painful and sometimes even very annoying. One of the worst lay outs is where the seats that have very many, (say twenty to thirty five), small penetrating jets, where all of the jet patterns. In more cases than not it is impossible to make it "look attractive" a bit like mutton dressed as lamb. Twenty properly designed and thought out Jets will be much better than forty badly designed Jets.