Sundance Spas Microclean Inner Core:
Retrofits all Sundance Spas 2001+ with Microclean I or II filter systems.
Length / Height: 478mm
70mm narrow end / 143mm D flange / 63mm ID sloping hold from the flange-end
Designed to last up to 12 months before replacement with an average lifespan of 6 - 9 months.
Sundance Spas Microclean Outer Core:
Length / Height: 485mm
214mm OD x 114mm ID (with step down to suit inner core) one end x 55mm OD spigot other end
Lifespan of 18 months - 2 years.