M-D Building Products Black Expandable Foam PLATINUM Weatherseal For Uneven Gaps, 1-In X 13-Ft

Slow expanding foam window seal is watertight when 80% compressed
Expandable open cell foam window seal ensures a tailored fit as it fills gaps gradually
Versatile sealant for window seal and weatherstripping requirements
Simple peel-and-stick application for easy installation
Prevents heat or air conditioning loss for substantial energy savings and a watertight seal when compressed by 80%

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