Nordic Pure Deals, Heating & AC Filtration Deals, Coupons 2018-2019. Nordic Pure is an industry leader in the heating and air conditioning filtration market. Consumers throughout North America trust our high-quality, innovative air filter products to improve indoor air quality in homes, commercial buildings, hospitals and manufacturing facilities. Nordic Pure products directly to the general public. In our store, we sell affordable, quality filters to consumers and wholesale distributors. Nordic Pure® knows that air filters are used in a wide range of applications - we listen to our customers and are committed to developing new products that meets customer needs.