12V. Quick, low cost way to avoid expensive hard water scale build-up.. Lengthens life of appliances. Easy to install, maintenance-free, suitable for pipes from 15-35mm (excluding lead). Less than 10p per week to run. Transformer supplied. 1 year manufacturer's guarantee.
Average Customer Rating:
(12 Reviews) 12
8 of 12(67%)reviewers would recommend this product.