Great Stuff 12 Oz. Window & Door Foam Sealant with Smart Dispenser Pack options:Pack of 1 Ventilated opening dimensions: 20-1/2" x

Ventilated opening dimensions: 20-1/2" x 26"

General reinforcement angles for L intersections

small commercial

Use for all purpose covers

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Great Stuff 12 Oz. Window & Door Foam Sealant with Smart Dispenser Pack options:Pack of 1 Ventilated opening dimensions: 20-1/2" xGreat Stuff Smart Dispenser Window & Door quickly and cleanly fills, seals and insulates around windows and doors and their rough openings. This minimal expanding polyurethane foam with low pressure build can help lower energy bills by forming a durable, airtight and water resistant seal between a window or door frame and its rough opening. Comes with the new Smart Dispenser Straw for no drips, and less mess foam stops where you stop. Reusable for up