8" x 17" Model fits flue tile with outside dimensions of 6-1/4" x 16-1/2" to 8-1/2" x 19"
Stock sizes with flat gable lid; 8" screen height with 3/4" mesh bird/animal guard. Attaches to top of flue tile liner with 4 pressure screws included.Sizes apply to the OUTSIDE dimensions of the Clay-tile liner. Lifetime Warranty
