Yale Standard Products Each standard Yale product is guaranteed for consumers against faulty workmanship, materials and function for a period of 2 years from the date of purchase providing the full installation and maintenance instructions are followed. Please keep your proof of purchase safe, this must be submitted when making a claim under this guarantee. Please note that it is a condition of this guarantee that your Yale product: Has been correctly installed and maintained in accordance with the Yale installation and maintenance instructions provided to you at the time of purchase. Has not been modified or damaged in any way. Has not been subjected to unauthorised repairs. Yale are responsibile under this guarantee for repairing the product or replacing the product as we deem necessary. If there is fault with the product, please contact Customer Services on 01902 354647, who will give you the name of an expert and confirm what you need to do to make a claim under this guarantee. Please do not carry out any repairs without our authority or by using an unauthorised expert. Any repairs or other works carried out without our authorisation or by using an unauthorised expert will not be covered under this guarantee. This guarantee is non transferrable and applied to products purchased in the United Kingdom only. This guarantee does not apply to normal wear and tear. This does not affect your statutory rights.