Advance Plastics has a large collection of PVC Fittings that conform to industry standards. PVC fittings are used for many applications, some of which include: irrigation, pool and spa, water parks, residential, sanitation, water-treatment, industrial piping etc. We have all common patterns included in our product line; tees, elbows, couplings, plugs etc. We also have fittings for rain water gutter systems.