A-COLD-WALL* operates a 14-day return policy:

If for whatever reason you are not satisfied with the goods you have received, you can return them within 14-days of receipt. The goods must be in their original condition. All requests for refunds or exchange can be made via our webform. Once the form is filled out and your return is authorised, you will receive a confirmation email with details for shipping return. A-COLD-WALL* do not cover return shipping costs.