Hello Alex,
Thank you for sharing your experience with us, and we're sorry to hear of your trouble. Pfister products are manufactured using various types of materials, and they are certified to ANSI/ASME standards to ensure the highest qualities. As the original purchaser of the product, you are backed by a Pfister Lifetime Mechanical & Pfinish Warranty covering the Pfinish & Pfunction for as long as you own your home. If you need help with your Pfister faucet, please get in touch with us as soon as possible so we can help. Our service line, 1-800-732-8238, is currently experiencing connectivity issues that our team is diligently working to fix. If you can't get through the phone line, you can also send us a question via our "Ask A Question" form online (link below), and we'll be happy to help with your faucet.
https://www.pfisterfaucets.com/parts-support/ask-a-question
Thanks,
Pfister