Call us to talk to your packing prerequisites, We are going to deliver the most fitted packing Option for you Our machine has just one yr warranty and our machine's cam/splitter/air distributor has life circle warranty. The horizontal sealing heater seals the bottom in the bag while pulling it downward https://www.linpack.com/news/the-top-advantages-of-using-a-vacuum-packaging-machine-for-your-business