Hello Dave,
Thanks for sharing your comments with us regarding Great Stuffâ„¢ Insulating Foam Sealant with the Smart Dispenserâ„¢. We apologize for any inconvenience you may have encountered. We are also compiling all feedback provided by customers and sharing it with manufacturing to use towards future improvements.Â
Please check the Best if Used By date on the bottom of the can, and if it is within shelf life, you can return it to the point of purchase for a refund or exchange if you are not satisfied with the performance of the product.