Easy plastic pipe fittings: You would be aware of fact that metallic and cemented pipes are very hard to fix for fluid supply. When we go for plastic pipes then you need not to have any expert. You can also go on your own. There is no need to pay anyone to fix pipes. Metallic pipes are hard to set up because they need trained professionals also various tools that are not easily available. On the other hand plastic pipes can be easily fitted because of plastic ducting nature. If you are going forplastic pipe fittings then make good use of plastic's ducting nature and come up with a perfect fitting.
Healthy option: It is also a fact that plastic pipe is a healthy option. Suppose you use metallic pipes then you will get water that will be mixed with various chemicals like ferrous oxides and ferric oxides. These chemicals are actually very harmful and you can get problems like infection in lungs and internal organs. If you opt for low quality metallic pipes then it will corrode very soon and you may get affected. On the other hand, plastic pipes never corrode so you will be always on the safer side. This problem is also active with cemented pipes up to certain extent so they are also not totally safe.
Less cost: If you compare price of plastic pipes with metallic pipes then there is a big gap. Plastic pipes are far lesser in terms of price than other options like metallic and cemented pipes.