In our whirlpool cover, it has a lock buckle. If you need to cover the pool with lock, you need to fix a buckle in your spa.
After receive our tub, how should we fix buckle in our cabinet?
Firstly, put the lid on our spa, and measure a distance in your cabinet.

secondly, you take a buckle, use screw and fix it in cabinet, and you will finish.

Finally, you will use your spa. When you don't use spa, you will lock its lid.

