What you can get: you will receive 3 pieces flow inlet fittings, enough quantity for you to use, will bring you much convenience and create a different using effect for you Proper size: directional flow inlet fitting has 1/2 inch opening and 1.5 inch thread fits into 1.5 inch PVC pipe, also it can be adjusted and locked in place with the outside locking ring Practical function: these water directional flow inlet fitting is fully adjustable to direct flow to most area of pool giving proper circulation pattern, also allow to control the velocity and flow Quality material: these directional flow inlet fittings are made of plastic material, which is safe and non-toxic, durable and corrosion resistant Wide application: opening directional flow inlet fittings are good replacement accessories for swimming pool water outlet nozzles, they are applied for standard return to pool directional flow inlet fitting, and they are suitable for using in swimming pool