{"product_id":"direct-to-duct-curved-air-grilles-for-20-inch-duct","title":"Direct To Duct Curved Air Grilles For 20 Inch Duct, 16 By 10 Matte Black Steel Vent Grille With Adjustable Airflow And Built In Diffuser, Made To Order, 2 To 4 Weeks Production Time, Built Tough HVAC Supply Diffuser","description":"\u003cdiv\u003eCurved Direct-to-Duct Air Grilles for 20 Inch Duct, Matte Black\u003cbr\u003e\n✔️ Made-to-order, 2-4 week production; curved face with adjustable airflow \u003cp\u003eDirect-to-duct curved air grilles feature a curved steel face designed for 20-inch ducts, with independently adjustable vertical fins at the front and horizontal fins at the rear to steer airflow precisely. The built-in diffuser improves air mixing and reduces noise, while a back deflector scoop enhances stability in high-velocity runs. Finish options include matte black (also white on request) and standard metallic gray in stock; white and matte black finishes are made to order.\u003c\/p\u003e ✅ Curved steel face fits duct diameters with ±2 inches tolerance \u003cbr\u003e\n✅ Double-deflection airflow system with adjustable front vertical fins and rear horizontal fins \u003cbr\u003e\n✅ Built-in back deflector scoop, secure fasteners, and sealing to minimize air leakage \u003cbr\u003e\n✅ Matte Black finish; standard metallic gray in stock, white and matte black on made-to-order basis \u003cbr\u003e \u003cp\u003e💡 What is a curved direct-to-duct air grille used for?\u003c\/p\u003e\n\u003cp\u003eHandy airflow control and leakage reduction in duct systems.\u003c\/p\u003e\n- airflow control in HVAC systems\u003cbr\u003e\n- fits 20-inch ductwork with secure alignment\u003cbr\u003e\n- built-in diffuser for noise reduction and better air mixing\u003cbr\u003e\n- durable steel construction for long life\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49129650684139,"sku":"VXB0H5MJ21TF","price":293.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61NCN2fdeIL_52b6f26e-1f07-42db-bd85-705aaa4dd99c.jpg?v=1785466254","url":"https:\/\/vxb.com\/products\/direct-to-duct-curved-air-grilles-for-20-inch-duct","provider":"VXB Bearings","version":"1.0","type":"link"}