{"title":"20\"W x 4\"H","description":"","products":[{"product_id":"supply-register-20x4-white-steel-with-damper-adjustable-supply","title":"20\"x4\" White Steel Adjustable Supply Register, Air Vent Cover with Damper for Sidewall Or Ceiling","description":"\u003cb\u003e Adjustable Air Supply Grille for 20x4 Duct Opening, White, Steel\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e Adjustable spaced fins.\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e Primary use: Side wall and ceiling.\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e Screws are included with the system, standard.\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e All-steel construction.\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e Durable white powder coated.\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e Standard color is white (Ral9016).\u003cbr\u003e\u003cbr\u003e\u003cb\u003eHow To Measure A Grille\u003c\/b\u003e\u003cbr\u003eAlways measure the size of the duct opening (the 'hole' in the duct\/wall). Do not measure the entire size of the register itself. Size of the grille is; listed size +1.75-inch.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eUnderstanding Width \u0026amp; Height\u003c\/b\u003e\u003cbr\u003eIn a grille size, the first number always represents the width and the second one is the height. As an Example: If the hole on your wall\/duct is 20 inches wide by 4 inches tall, order 20x4 option.\u003cbr\u003e\u003cbr\u003e","brand":"AirGrilles.com","offers":[{"title":"Default Title","offer_id":42424799199408,"sku":"HND-ADJ-WH-20x4-V1-fbm","price":33.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/7201\/1696\/files\/20x4-1.jpg?v=1775377548"},{"product_id":"decorative-vent-cover-20x4-white-aluminum-decorative-adjustable-supply","title":"20\"x4\" White Aluminum Adjustable Decorative Vent Cover, Rust-Proof Supply Grille for Wall \u0026 Ceiling","description":"\u003cp\u003e\n\u003cb\u003e Aluminum Adjustable Supply Grille for 20x4 Duct Opening, White, Steel | Outer Dimensions: 21-3\/4\"W X 5-3\/4\"H\u003c\/b\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nAdjustable spaced fins.\n\u003cbr\u003e\nPrimary use: Side wall and ceiling.\n\u003cbr\u003e\nScrews are included with the system, standard.\n\u003cbr\u003e\nDurable white powder coated.\n\u003cbr\u003e\nStandard color is white (Ral9016).\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cb\u003eAluminum construction, last long, rust proof.\u003c\/b\u003e\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cb\u003eHOW TO MEASURE A Grille\u003c\/b\u003e\n\u003cbr\u003e\nAlways measure the size of the duct opening (the 'hole' in the duct\/wall). Do not measure the entire size of the register itself. Size of the grille is; listed size +1.75-inch.\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cb\u003eUnderstanding Width \u0026amp; Height\u003c\/b\u003e\n\u003cbr\u003e\nIn a grille size, the first number always represents the width and the second one is the height. As an Example: If the hole on your wall\/duct is 12 inches wide by 4 inches tall, order 12x4 option.\n\u003cbr\u003e\n\u003cbr\u003e\n\u003c\/p\u003e","brand":"AirGrilles.com","offers":[{"title":"Default Title","offer_id":44950782345392,"sku":"HND-ADJ-ALM-WH-20x4-fbm","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/7201\/1696\/files\/HND-ADJ-ALM-WH-20x4-5.jpg?v=1774729093"}],"url":"https:\/\/www.airgrilles.com\/collections\/20w-x-4h.oembed","provider":"AirGrilles.com","version":"1.0","type":"link"}