I have a large front window that need sealed from the winter weather yearly. I purchase Duck along with a 3M product for my sliders to compare the quality and functionality. The only positive for the Duck product was the roll-on convenience for placement on the frame. The pre-taped edge for rolling is not sticky enough to give a secure seal and I would definately advise placing the double sided tape under it. It is pulling away from my frame all along the top. I have been doing this for years and followed the pre-application steps to the... read full review »