Weather Seal 3mm × 20mm × 5m Black Foam Strip

Weather Seal Black Foam is a versatile closed-cell foam strip designed for sealing, insulating, and dampening across HVAC, automotive, marine, and building applications. With dimensions of 3mm × 20mm × 5m, it provides reliable protection against air leaks, moisture, and vibration in windows, doors, ducts, pipes, and vents. Ideal for contractors, electricians, facilities managers, and serious DIYers requiring consistent, durable weatherproofing solutions.