Item:Pool Drain Fitting Connects （2 Pack） Compatible With all above ground Coleman with a frame or Fast-Set pools. Part Number :P6A1420, P6D1420, P6H1420, P6D1420ASS16, or F4D019B-03B.Fit for Coleman P6 series. Installation:The adapter will be connected to the bottom of the Coleman swimming pool. You can then connect the garden hose to the hose adapter and empty your swimming pool. Dimension: ID1.5-inch connection to the bottom of the swimming pool and OD1.0-inch, internal thread 3/4-inch connect to the garden pipe. Note:Before purchasing, please verify if it is the product you need. The adapter will be connected to the bottom of the Coleman swimming pool. You can then connect the garden hose to the hose adapter and empty your swimming pool.The diameter of the external thread connecting the garden pipe end is 1.0 inches. NOTE: If you do not have a suitable threaded joint to match our product, so had to buy additional fittings to attach to hose.Please tighten the hoop so the hose doesn't leak.