One for All guarantees that if during the guarantee period of a product, faults arise due to defects in manufacturing and/or materials, it will, at itsdiscretion, repair or if necessary replace the product, free of cost. A guarantee for normal wear and tear is hereby expressly excluded.If the guarantee is invoked, the product should be sent to One for All together with the original purchase document (invoice, sales slip or cash receipt).The purchase document should clearly show the name of the supplier and the date of purchase.One for All guarantee shall lapse in the following cases: - If the product has not been drilled, installed and used in accordance with the Instructionsfor Use; - If the product has been altered or repaired by someone a party other than One for All; - If a fault arises due to external causes (outside theproduct) such as for example lightning, water nuisance, fi re, scuffi ng, exposure to extreme temperatures, weather conditions, solvents or acids, wronguse or negligence; - If the product is used for diff erent equipment than is mentioned on or in the packing.