1. Fasten 1 to a certain position that just can be installed on the Tap;
2. Install it on the tap;
3. Fasten 2,3 and 4 in place that can not leakage.
1. Fasten 1 to a certain position that just can be installed on the Tap;
2. Install it on the tap;
3. Fasten 2,3 and 4 in place that can not leakage.