Camcos Olympian Wave 8 Heater custom fitted dust cover is designed to extend the life of your Wave heater by protecting it from dust and debris that can inhibit their performance. Designed for use on Wave 8 heaters that are wall mounted. It is always recommended to cover your Wave heater when not in use. The cover will keep dust and other flying debris from settling on important heating elements, helping to prolong the life of the heater.