I am the original owner of two multi pane Milgard supplied windows installed by a certified dealer. To cut to the chase, after months of failure to respond to my issue, a senior manager emailed me saying that my warranty would be handled with a promise of by 8-9-21, that came and went with no hint of Milgard. Next week Im filing a law suit. User's recommendation: Possible customers are gambling with questionable products and written warranties that are worthless unless customers want a court to enforce the,.