Vent and Base Dimensions:
- Base: Bottom Flange Overall: 25-7/8″ L x 8-1/4″ W.
- Top: 23″L x 6-3/4″ W.
- Base Sits 3-5/8″ H Overall.
- Mounting Holes for Cap Spaced: 21-7/8″ L x 5-3/8″ W.
- Cap – Overall: 26-5/8″ L x 11-1/4″ W.
- Cap sits 3-7/8″ H.
- Mounting Holes Spaced: 21-7/8″ L x 5-3/8″ W.
- Fits Cut-Out 23-3/8″L x 6-1/2″W
