Benefits 7 Benefits of Concealed Cistern Easy installation Easy bracket assembly & reliable fixation. Water saving Adjustable flush 6/3 ltrs & 4.5/3 ltrs. Feather touch Slight operation force. The flush wall still works even if the button is not push plates pushed to the end. Quality & trust Warranty 10 years on tank & 2 years on flushing mechanism. Compression resistence With its unique quality of compression resistance, it can bear extreme temperature conditions, making the tank very durable. Noiseless operation Noiseless operation for a more peaceful bathroom experience. Ultra slim tank 80 mm slim concealed cistern with thermacol protection. Stable perfomance Slendra flush volume will be stable in different toilets. Leak proof body Superior build tank quality. Dual inlet Top inlet & side inlet options.