3 & 6 strips come in a handy plastic bag, 25 & 50 strips come in a handy vial. Quick and simple on-site testing of inhibitor concentration PDF report certifying pass or fail Allows compliance with BS 7593:2019, the Benchmark scheme and helps comply with manufacturer warranty Suitable for testing all heating systems using molybdate-based inhibitors Cost effective way of checking system inhibitor levels Available in convenient pack sizes of 3, 6, 25 and 50 test strips for home users or engineers Simple online form that can be used on any internet enabled mobile, tablet or desktop device, Manufacturer: JDH Wholesale Ltd