Product may have sharp edges. Product is easy to install but in some cases, you may need a professional. RV Armor is not responsible for products installed incorrectly or any damage done to a person or RV while doing so. Refunds only allowed on new, as purchased condition. Absolutely NO REFUNDS for any box that has been modified. Any return not due to a manufacturer defect will be charged a 25% restocking fee. Customer is responsible for the return shipping costs. Your must return the item within 30 days of your purchase.