The 5" x 8" DirectVent Pro Aluminum Square Horizontal Termination Cap by DuraVent is a high-quality chimney cap designed for horizontal chimneys. Made of durable aluminum and with dimensions of 5 inches in diameter and 8 inches in height, this cap provides an efficient and secure termination point for your chimney. Manufactured in the United States, this chimney cap is ideal for fireplace and stove applications, ensuring proper ventilation and safety for your home heating needs.