To repair, ensure a robust foundation for portable spas or adequate installation support for in-ground spas. Use Multi-Tech Products’ standard crack repair procedure, which includes sealing and reinforcing the cracked area. Understanding the spa’s design and warranty terms is crucial for a ...
This research was funded by a grant from the National Natural Science Foundation of China (31770289 to C.W.), Northwest A&F University (Z111021604 to C.W.), and the National Natural Science Foundation of China (31900236 to Z.Z.) and supported in part by the open funds of China Postdocto...