2" Hose to 1-1/2" reducer hose adapter, 2" Diameter x 13/16" depth

Dimensions shown are from the outside of the part and may vary. When measuring your louver and looking for a hose adapter, also consider the thickness of the plastic, which can be approximately 0.08 +/- .030 thick.

The depth of the hose adapters are between 1/2" to 3/4".