Plastic plumbing fittings can be an economical alternative to more costly bronze or Marelon fittings.Fittings like these Plastic Hose Reducers cost less than similar fittings made of Marelon or bronze, but are for above-the-waterline use only.Selection of sizes and combinations from 5/8" to 1 1/2"Economical alternative to bronze or Marelon for joining sanitation hoseAbove-the-waterline use only