This is butyl tape. It is easy to handle and also easily detaches from the base. I bought this to seal a replacement window in the front door of my RV. Worked great. Much better than trying to use silicone or anything like that.
Clean Sheets CLN-CS100: 100 Disposable Superior Mixing Pad (12x12) for Toughest Jobs - Clear
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π΄ Permatex 81160 High-Temp Red RTV Silicone Gasket: Reliable 3 oz Solution
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Black POR-15 Patch - 4 oz Filler & Seam Sealer with Ultimate Adhesive Properties - Repairs Holes, Cracks in Steel, Wood, and select Plastics - Reinforces Weakened Metal
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