{"product_id":"broan-nutone-636-steel-roof-vent-cap-for-3-4-inch-round-ducts-black","title":"Broan-NuTone 636 Steel Roof Vent Cap for 3-4 Inch Round Ducts – Black","description":"\u003cdiv\u003e\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eThe Broan-NuTone 636 steel roof vent cap is a practical, durable solution for venting bathrooms, rec rooms, or home gyms. Its black powder-coated finish adds a modern touch while providing lasting protection against the elements. The steel body supports reliable airflow from 3-inch or 4-inch round ducts, and the simple, pitched-roof design makes installation straightforward for many homes. With robust construction and a weather-ready finish, this cap helps maintain your vent system’s performance over time.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat makes it reliable\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBuilt-in backdraft damper helps limit outside air from entering the duct path.\u003c\/li\u003e\n    \u003cli\u003eBird screen prevents birds, debris, and small animals from nesting in the duct.\u003c\/li\u003e\n    \u003cli\u003eDurable steel construction with a black powder coat resists rust and wear.\u003c\/li\u003e\n    \u003cli\u003eCompatible with 3-inch or 4-inch round ducting for flexible installation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eUse cases and benefits\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eIdeal for bathroom ventilation fans on pitched roofs, enabling steady airflow in varying weather.\u003c\/li\u003e\n    \u003cli\u003eSuitable for rec rooms, home gyms, and other small spaces requiring quiet, reliable exhaust.\u003c\/li\u003e\n    \u003cli\u003eOffers a visually clean, low-profile vent cap that blends with many exterior styles.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eNote: Not suitable for dryer venting or flat roofs. Always follow local building codes and seal joints to prevent leaks and water entry.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What duct sizes does the Broan-NuTone 636 support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits 3-inch and 4-inch round ducting for bathroom ventilation fans.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this vent cap easy to install on a pitched roof?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It is designed for simple pitched-roof installation with standard ducting and basic tools.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Broan-NuTone","offers":[{"title":"Default Title","offer_id":53117580574831,"sku":"B000BQW6LE","price":33.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/broan-nutone-636-roof-cap-black.jpg?v=1779088262","url":"https:\/\/taskholt.com\/products\/broan-nutone-636-steel-roof-vent-cap-for-3-4-inch-round-ducts-black","provider":"TaskHolt","version":"1.0","type":"link"}