In Course Of Time, Window Frames Develop Tolerances And Lose Their Ability To Reliably Block Cold Air When Heavy Gusts Of Wind Hit Against Them. Tesamoll® P-Profile Is A Self-Adhesive Weatherstrip Especially Made To Close Those Hidden Gaps Typical Of Older Windows. It Serves As An Effective Wind Stopper That Simply Needs To Be Stuck Along The Window Frame And Provides Your Windows With A Long Lasting Sealing Effect That Can Save Up To 35% Of Your Energy Costs. Designed For Easy Diy Insulating, Tesamoll® P-Profile Is Guaranteed To Work Perfectly For At Least 8 Years. Seals All Gaps From 2 To 5Mm Temperature-Resistant From -50°C To +60°C