Air-Block® 6 Inch With Brush
Split-gasket grommet seal for new and existing installations. Flame retardant with high-quality nylon brushes. Maximum hole size 6". Overall product 6.78", Color: Black.
The Air Block® is a heavy duty circular floor grommet. It has high-quality brushes that seal around cables going through access flooring. This controls bypass air, helping to eliminate air leakage in under-floor air installations.