Superior 45 Degree Elbow for Secure Vent 4.5/7.5 Rigid Vent System w30.375 so you'll add a blower

so you'll add a blower or other upgrades with ease

HVF42BB Vent-Free Builder Firebox with Multi-Pattern Brick

Model SF-SCT55-BK Appliance Dimensions 54

6 Oz Bag of Glowing Embers and 1 Oz Bag of Bryte Coals

Superior 45 Degree Elbow for Secure Vent 4.5/7.5 Rigid Vent System w30.375 so you'll add a blowerWhat's Included Elbow Features Aluminized inner wall with galvanized steel outer wall Secure twist lock connections Can be swiveled at the base to change offset angle The total rise of 11 1 2 inches For use with Superior Secure Vent 4. 5 7. 5 Rigid Vent System (4 1 2 inch inner diameter and 7 1 2 inch outer diameter) Specifications Item Number SV4. 5E45 Catalog Number 77L76 Product Type Elbow Type 45 Degree