Gradko Environmental are market leaders in the supply and analysis of ambient air pollution monitoring products. Our customers include Environmental Consultants, Government Agencies, Local Authorities and Educational Institutes on a worldwide basis. We specialise in providing low cost, easy to use products for air sampling for a wide range of applications. Gradko is based in Winchester, UK, providing manufacturing and global distribution of our air monitoring products. Our dedicated laboratory is UKAS accredited (ISO: 17025) and provides accurate and timely analysis of our customers samples.