International products are subject to separate terms and conditions, they are sold from abroad and may differ from local products, including fit, age rating, as well as product language, labeling or instructions. BWT kit for Cillit filter 77SN (3/4 inch 1 1/4 inch) for connection thread 3 4 inch to 1 1 4 inch brand: BWT BWT kit for Cillit filter 77SN