Graf Thermo-Star 400 Litre Compost BinThe Graf Thermo Star 400 Litre Compost Bin features innovative thermo walls and ventilation slots that create the perfect environment for rapid composting. Its durable Thermolen material resists UV damage and weathering, ensuring years of reliable use. Transform your kitchen and garden waste into nutrient rich compost that nourishes plants naturally, reducing both your household waste charges and fertilizer costs. Access finished compost easily from