IHPSV4.5TK90HT2 | Horizontal Termination, 90 degree elbow, Firestop and Adaptor | SV4.5" and 7.5" Concentric Vent | H8914 | IHP570440219SKU:H8914Inventory ID:03613116Select Item:Price: $406.00Quantity: Horizontal vent systems terminate through an outside wall. SV4.5TK90HT2 kit includes a 90 degree elbow. Adaptor/Slip and terminal have 5" to 8-1/2" length. SV4.5TK90HT2 venting component is used on some Astria, Superior, and Lennox gas burning direct vent fireplaces. Check your model's Installation Manual for listed Secure Vent Components. Reviews Choose your rating12345