Should you ever have cause for complaint, you should contact your local dealer directly, and show him the original product together with your proof of purchase. Your dealer will process the complaint and, if necessary, contact WAGNER. A simpler option is for you to contact WAGNER directly. Send us the WAGNER article number of the product, your proof of purchase, the reason for your complaint, and ideally, a photograph of the defective product. Simply use this Email Contact Sheet. Naturally, we will process your complaint without delay and we will be happy to give you a suggestion on how to proceed.