At Weller, we value your business and strive to make the core return process as smooth as possible. Our core return policy is built on trust and partnership, ensuring that doing business with Weller is not only easy but also beneficial for our customers. We pride ourselves on having the most flexible core return policy in the industry, including a return window up to a full year. This generous policy underscores our commitment to you and highlights our dedication to accommodating customer needs. While we do expect a fair rebuildable core, our primary goal is to ensure that you have a positive and efficient experience with us.