Trevi - Help Center Returns, exchanges, and warranties Returns, exchanges, and warranties Is the formation of wrinkles in the pool liner covered by the warranty? 03 May 2022 17:38 Updated You can find this information here. Still Need Help? Contact us for more information about our warranties or assistance with a return or exchange. I have a: Contact us or Place a service call Delivery or Pick-up Contact us Trevi client or Future client Installation or Renovation Contract number or In-store receipt number We will contact you within 24 hours.