Toilet Flush Replacement Wieat Dual Flush Fill Toilet Cistern Kit Our products are only suitable for one-piece toilets without seams. Please check whether it is a one-piece toilet or a split toilet before purchasing. Measurement How do you know if our toilet flush fittings fit your toilet? Measure the height of the inner tank - Measure the raised part of the tank to the edge (21-26cm height is ok)Measure the diameter of the mounting hole at the bottom of the tank (6.5-7.5cm diameter is OK) Installation of water inlet valve Installation of water inlet valve Clean the location near the sealing port of the water tank Unscrew the nut under the seal.Align the water inlet valve installation position with the sealing port at the bottom of the tank.
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