PVC fittings, pipe, drain box, drain fitting, filter housing, regulator, shut off valves, sample ports, flow meter and gauges.PVC parts are painted and are in Schedule 40, 80 and CPVC.No textures needed.65 pieces total.This is the perfect set for pipe layout and design for visual demonstration purposes.The models are in a single size but can be scaled to fix your needs with most layout and design software that will be used to layout the pipes.Price listed at $1.00 per model that makes the price perfect for all needs.