Z-Vent Z-Flex 4" to 24" Diameter Low Resistance Double Wall Rain Cap
Z-Vent Low Resistance Double Wall Rain Cap. Choose from 4" to 24" diameters. This low-resistance rain cap is designed to terminate vertical stacks and prevent debris or rain from entering the vent. It also features low resistance to the flow of flue gas. • Vent material: AL29-4C stainless steel• Certification: Tested to meet or exceed Underwriters Laboratories (UL) spec UL1738 and ULS636• Approval: Category II, III, IV venting• Limited Lifetime Warranty Downloads Z-Vent SVE Series IV Installation and Maintenance Instructions, 3" to 24", Single & Double Wall Z-Vent Dimensional Specifications Frequently Asked Question ("FAQ") Q: It looks like this item has a storm collar. Do I still need to buy that?A: Yes, you need the storm collar. This rain cap does not include one. What you see is a "shield", but it does not work as a storm collar. It does not properly cover the flashing. The storm collar is required to install with the flashing and raincap when terminating. A B C Part Numbe