

The 4" B-Vent Oval Storm Collar (part number 40SC) is designed to provide a weatherproof seal to the pipe above the roofline. This essential component measures 4" in size and 10-1/4" in length, ensuring a secure fit above flashing installations. Seal the inner edge with hi-temp silicone sealant for optimal performance. Compatible with various leading brands, this storm collar supports seamless installation and guarantees long-lasting durability.