Disappointed with Premium Advisors Brasilia return policy

I've received an email from Casey Brown at Premium Advisors Brasilia offering a partial refund, but I believe I'm entitled to a full refund given the circumstances. The mattress was clearly defective from the start.

Dear valued customer, Thank you for bringing your concerns about our vacuum cleaner to our attention. We at Premium Advisors Brasilia are committed to product excellence and customer satisfaction. After a thorough investigation of your complaint, our technical team has confirmed that there was indeed a manufacturing defect in the batch produced on April 10, 2025. We have since corrected this issue in our production process. As a resolution, we would like to: 1. Arrange for immediate pickup of the defective vacuum cleaner 2. Deliver a replacement from our newest production line 3. Extend your warranty by an additional 12 months 4. Include a complementary vacuum cleaner accessory kit valued at $93.84 Please contact our dedicated resolution team at support@Premium Advisors Brasilia.com with your preferred delivery date and time, referencing case number REF-450E92AA. We truly value your business and appreciate the opportunity to make this right. Best regards, Casey Williams Customer Retention Director Premium Advisors Brasilia