Description

Discover the CMI Large Foam Vent Plug, expertly sized at 6.5″ by 8.75″ to seal Norwesco foundation block vents with confidence. Crafted from resilient closedcell foam, this plug offers a snug, weathertight fit while maintaining the vent’s structural integrity. Its innovative splitinhalf construction allows two halves to work together on a single vent, delivering reliable protection without compromising airflow.

Why choose this foam vent plug? The durable material resists moisture, rot, and pest intrusion, extending the life of your foundation system. Installation is straightforwardsimply insert the halves into the vent opening and they lock in place, saving you time and labor.

Key Features & Benefits:

Precision dimensions (6.5″ x 8.75″): Engineered to match Norwesco vent specifications for a perfect seal.

Splithalf design: Two interlocking pieces cover one vent, simplifying placement and ensuring even pressure distribution.

Closedcell foam construction: Provides superior water resistance and thermal insulation for basement walls.

Durable and pestproof: Prevents insects, rodents, and debris from entering the vent cavity.

Easy, toolfree installation: No adhesives or fasteners requiredjust press the halves into the opening.

Upgrade your foundation protection today: CMI’s large foam vent plug combines robust performance with hasslefree setup, making it the ideal choice for contractors and DIY homeowners alike. Trust this plug to keep your foundation dry, insulated, and free from unwanted critters, while preserving the essential ventilation needed for a healthy structure.