Please see find answers as below :
1. Reviews at their website
You can check the real reviews on their website, often products will have a mix of positive and negative reviews. when this happens you also have a chance to see how the brand responds to customers when there is a problem. It may be better to choose a spa that has mixed reviews and a manufacturer that cares rather than one that has no reviews, since there is no way to know what those customers have actually experienced.
2. Hot Tub Forum
An often overlooked resource, there are a couple of online forums where hot tub professionals and hot tub enthusiasts come together to discuss various topics related to hot tubs.
3. Focus on Features
Think about what is most important to you if choosing a hot tub. Lowest price or a you want the spa last for ten years or more? Are you in extremely cold place? Then make sure energy efficiency is a part of your selection criteria. Do you have sensitive skin, or concerns about water maintenance? If so, find a brand that offers a more natural or more hands-free approach to water care.
