CISTERMISTER Dual-fit combimate is a domestic scale prevention device for use with single appliances or for the whole house. It maybe fitted on the rising main, or before the boiler. The unit features an auto shut-off to isolate the water supply when the cover is removed and ensure easy topping up of the replacement combiphos spheres, which are used in this product. Pipework connections 15 mm compression.Combiphos spheres included.WRAS Approved product.
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