10 Worst Hot Tub Brands to Avoid in 2025 (and 5 Most Reliable Alternatives)

7. ThermoSpas

ThermoSpas has consistently struggled with customer satisfaction. Even with customized options and a direct-to-consumer model, reviews show frustration with everything from service delays to a lack of support after purchase.

Frequent issues mentioned:

• No local dealer support
• Long shipping times
• Unresponsive service

Rating: 2.5/5