There is not the subject of rules, just common sense. You should ask yourself the following questions.
- Swimming pool or recreational sport?
- How best to integrate into my environment?
- Set a budget.
- Consider the security aspect.
A rectangular pool with a staircase at the end of pool you will have a rolling shutter. - Consider the family aspect.
A flat bottom pool - No More comfortable on the shoulders freshness.
- More friendly to play with family or friends.
- More reassuring Adults feet.
- More surprising Loons security are possible.
- An Easier maintenance facility.
- More economical Warming water uniformly.
- Easier to build yourself.