{"product_id":"imperial-3-in-d-x-6-in-d-galvanized-steel-furnace-pipe-increaser","title":"Imperial 3 in. D X 6 in. D Galvanized Steel Furnace Pipe Increaser","description":"\u003cdiv\u003e\n\u003cp\u003eThe Imperial 3 in. to 6 in. Galvanized Steel Furnace Pipe Increaser is built to simplify transitions in residential furnace venting. Designed for Type A vents, this durable connector smoothly joins a 3-inch inlet to a 6-inch outlet, helping you upgrade ductwork without sacrificing safety or airflow.\u003c\/p\u003e \u003ch3\u003eKey features that stand up to real-world use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e3\" to 6\" transition\u003c\/strong\u003e—perfect for bridging a smaller furnace vent to a larger duct run in retrofit projects or new installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e26-gauge galvanized steel\u003c\/strong\u003e construction delivers dependable strength and excellent corrosion resistance in challenging heating environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCrimp-on large end\u003c\/strong\u003e—the 6\" end is crimp-on for a secure, tight seal when connected to compatible ductwork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSilver galvanized finish\u003c\/strong\u003e resists rust and maintains an unobtrusive look in utility spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBoxed packaging\u003c\/strong\u003e ensures safe transit and organized storage on job sites.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand you can trust\u003c\/strong\u003e—Imperial brings proven performance to furnace vent connections.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow this increaser helps you in real projects\u003c\/h3\u003e\n\u003cp\u003eUse the Imperial furnace pipe increaser when you need to adapt a 3\" vent pipe to a 6\" duct run without replacing entire sections of your vent system. It’s ideal for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading aging furnace venting where a larger clearance improves airflow and combustion efficiency.\u003c\/li\u003e \u003cli\u003eConnecting new, higher-capacity duct work to an existing 3\" outlet in home heating setups.\u003c\/li\u003e \u003cli\u003eRetrofitting Type A vent configurations in basements, utility rooms, or crawl spaces where a seamless diameter change is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnd 1 diameter: 3\"\u003c\/li\u003e \u003cli\u003eEnd 2 diameter: 6\"\u003c\/li\u003e \u003cli\u003eEnd Type: Crimp on Large End\u003c\/li\u003e \u003cli\u003eGauge: 26\u003c\/li\u003e \u003cli\u003eMaterial: Galvanized Steel\u003c\/li\u003e \u003cli\u003eColor: Silver\u003c\/li\u003e \u003cli\u003ePackaging Type: Boxed\u003c\/li\u003e \u003cli\u003eProduct Type: Furnace Pipe Increaser\u003c\/li\u003e \u003cli\u003eVent Type: Type A\u003c\/li\u003e \u003cli\u003eBrand: Imperial\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf you’re planning a ductwork upgrade or a new installation that requires a reliable 3\" to 6\" transition in a Type A vent system, this galvanized steel increaser from Imperial offers a precise fit, durable performance, and straightforward installation. Reach for this boxed, ready-to-use connector to keep your furnace vent running safely and efficiently.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Imperial","offers":[{"title":"Default Title","offer_id":52199926366482,"sku":"4006334","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4006334_A.eps_High.jpg?v=1776292842","url":"https:\/\/nationalhardwaregroup.com\/products\/imperial-3-in-d-x-6-in-d-galvanized-steel-furnace-pipe-increaser","provider":"National Hardware Group","version":"1.0","type":"link"}