DEFRA Approved Stoves for Smoke Controlled Stove Areas Smoke-Controlled Stoves are DEFRA approved for use in smoke exempt urban, town and city zones.The curved glass and the soft organic lines catches your eyes. Further, the insulation boards are made with a relief which underlines the vertical lines in the design. The soft curves aditionally gives the wood burning stove an elegant timeless look. The Aduro 9-1 is developed with the same, effective, burning chamber as the other wood burning stoves in the Aduro product line. The unique Aduro-tronic technology makes it possible to operate the stove with ease, and ensures you the ideal combustion. Aduro 9-1 comes equipped with a drawer for storage of logs and accessories.