"Designed for Wave Spas, the Energy Save Thermal Cover helps keep your hot tub warmer for longer, supporting a more comfortable soak when temperatures drop. By locking in heat, it reduces heat loss between uses, helping you maximise your spa time while minimising energy costs. A practical addition to your spa set-up, this high-quality thermal cover is ideal for regular use and for anyone looking to maintain warmth more efficiently throughout the day or overnight. Key features Thermal cover designed for Wave Spas Helps lock in heat to keep the spa warm Supports use in cooler temperatures High-quality design "