CORROSION RESISTANT fordurablePVC :Compared to fittings made of metal ,PVC offers chemical and corrosion resistance ,high strength and light weight . Good corrosion and aging resistance 12PCS IN TOTAL :The package contain a total of 12pcs ,enough for you to replace and use ,very convenient in your daily life SMOOTH INTERIOR FINISH :PVC tee pipe fittings are made with fine workmanship ,smooth interior finish reduces friction and material buildup , Avoid frequent replacement and maintenance WIDE APPLICATION : Suitable for cold water pressure distribution systems including irrigation ,pool and spa ,potable water ,underground sprinkler systems ,and chilled water applications . THREE OPENINGS :T shaped tee pipe fittings with three openings for connecting and branching three pipes ,useful and practical, Weight: 1.1684499886 Pounds, Manufacturer: Raguso