2.5 - 3 in. Adapter Eccotemp FVI12, i12 -Rheem-Paloma by Z-Vent Z-Flex
The Z-Vent system is designed for use with boilers, water heaters, and high efficiency gas and oil heaters that have cool flue gases vented under pressure. Z-Vent pipe contains and locking band connections and built-in, fail-safe gaskets.
• Simple gasket connection: no sealant needed
• The industry's highest available pressure rating
• The only metal special gas vent that can be cut to length on your job site
• New type of fusion-welded pipe seams for a smoother exterior and tighter fit
• Compatible with all Z-Flex Z-Vent products
• Vent material: AL29-4C stainless steel
• Certification: Tested to meet or exceed Underwriters Laboratories (UL) spec UL1738 and ULS636
• Approval: Cat II, III, IV venting
• Limited Lifetime Warranty
To ensure that freezing air does not come back through the vent pipe, you must use a straight pipe piece with backflow prevention.