{"id":24782,"date":"2025-07-02T21:03:30","date_gmt":"2025-07-02T21:03:30","guid":{"rendered":"https:\/\/airvector-hvac.com\/?post_type=product&#038;p=24782"},"modified":"2026-01-10T16:26:29","modified_gmt":"2026-01-10T16:26:29","slug":"drum-louver-standard-blades-for-spiral-ducts","status":"publish","type":"product","link":"https:\/\/airvector-hvac.com\/fr\/produit\/drum-louver-standard-blades-for-spiral-ducts\/","title":{"rendered":"Spiral-Duct Drum Louver Standard Blades"},"content":{"rendered":"<div class=\"boxed-row\"><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid vc_custom_1605707188058 vc_row-has-fill\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"regText\"><a name=\"ADLD10\"><\/a><\/p>\n<p class=\"regText\"><a name=\"ADLD10\"><\/a><b>ADLD10<\/b>\u00a0\u00a0\u00a0&#8211; Standard Spiral-Duct Drum Louver, without damper.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/submittals\/ADLD1%20sub.pdf\" title=\"\" target=\"_blank\">Dessin d'atelier<\/a><\/div>\n<div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/datasheets\/ADL-ADLD%20data.pdf\" title=\"\" target=\"_blank\">Catalog & Data Sheet<\/a><\/div>\n<\/div><\/div><\/div><\/div><\/div><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_80 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_black\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span  class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span  class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"boxed-row\"><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid vc_custom_1605707188058 vc_row-has-fill\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"regText\"><a name=\"ADLD17\"><\/a><\/p>\n<p class=\"regText\"><a name=\"ADLD17\"><\/a><b>ADLD17<\/b>\u00a0\u00a0\u00a0&#8211; With rear steel opposed blade damper for volume control.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/submittals\/ADLD1%20sub.pdf\" title=\"\" target=\"_blank\">Dessin d'atelier<\/a><\/div>\n<div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/datasheets\/ADL-ADLD%20data.pdf\" title=\"\" target=\"_blank\">Catalog & Data Sheet<\/a><\/div>\n<\/div><\/div><\/div><\/div><\/div><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_80 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_black\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span  class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span  class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"boxed-row\"><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid vc_custom_1605707188058 vc_row-has-fill\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"regText\"><a name=\"ADLD18\"><\/a><\/p>\n<p class=\"regText\"><a name=\"ADLD18\"><\/a><b>ADLD18<\/b>\u00a0\u00a0\u00a0&#8211; With integrated air scoop for enhanced directional throw.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/submittals\/ADLD1%20sub.pdf\" title=\"\" target=\"_blank\">Dessin d'atelier<\/a><\/div>\n<div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/product-documents\/datasheets\/ADL-ADLD%20data.pdf\" title=\"\" target=\"_blank\">Catalog & Data Sheet<\/a><\/div>\n<\/div><\/div><\/div><\/div><\/div><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_80 vc_sep_pos_align_center vc_sep_color_black vc_separator-has-text\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span  class=\"vc_sep_line\"><\/span><\/span><h4>Accessoires<\/h4><span class=\"vc_sep_holder vc_sep_holder_r\"><span  class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"boxed-row\"><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid vc_custom_1606222864750 vc_row-has-fill\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"regText\"><a name=\"N7\"><\/a><b>N7<\/b>\u00a0\u00a0\u00a0Amortisseur \u00e0 lame oppos\u00e9e pour grilles commerciales<\/p>\n<ul>\n<li>Construction en acier galvanis\u00e9.<\/li>\n<li>Suitable for GSA, GAA, GCA, GCR, ERE, ERT, ERU, REAL, RAF, ALB and ADL.<\/li>\n<\/ul>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div  class=\"wpb_single_image wpb_content_element vc_align_center\">\n\t\t\n\t\t<figure class=\"wpb_wrapper vc_figure\">\n\t\t\t<div class=\"vc_single_image-wrapper   vc_box_border_grey\"><img width=\"200\" height=\"175\" src=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/2020\/11\/N7.png\" class=\"vc_single_image-img attachment-full\" alt=\"Spiral-Duct Drum Louver Standard Blades\" loading=\"lazy\" title=\"Spiral-Duct Drum Louver Standard Blades\" \/><\/div>\n\t\t<\/figure>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"\/wp-content\/uploads\/2021\/01\/N7-sub.pdf\" title=\"\" target=\"_blank\">Dessin d'atelier<\/a><\/div>\n<\/div><\/div><\/div><\/div><\/div><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_80 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_black\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span  class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span  class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"boxed-row\"><div style=\"\"class=\"normal_height vc_row wpb_row vc_row-fluid vc_custom_1606222864750 vc_row-has-fill\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"regText\">For Installation, operation and maintenance instructions, click the button beside.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_btn3-container vc_btn3-left\" >\n\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-grey\" href=\"https:\/\/airvector-hvac.com\/fr\/installation-instructions\/\" title=\"\">Installation instructions<\/a><\/div>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p class=\"regText\"><strong>NEW! <\/strong>The Airvector\u00ae <strong>ADLD<\/strong> Series is a high-performance line of drum louvers specifically designed for mounting on round or spiral ducts. Engineered for large open spaces requiring long throws and precise airflow control, the <strong>ADLD<\/strong> combines aerodynamic performance with robust construction and architectural integration.<\/p>\n<p data-start=\"639\" data-end=\"973\">Each unit features a rotatable cylindrical drum with individually adjustable internal vanes, allowing for full control of both vertical trajectory and horizontal air spread. The curved frame ensures direct mounting on round ducts without the need for duct taps, reducing installation time and maintaining a clean, professional finish.<\/p>\n<p><b>CARACT\u00c9RISTIQUES G\u00c9N\u00c9RALES<\/b><\/p>\n<ul>\n<li>Curved frame mounts directly to spiral or round ducts \u2014 no duct tap required<\/li>\n<li>Adjustable vertical angle up to 60\u00b0 via rotating drum<\/li>\n<li>Rear-pivoted internal vanes for horizontal spread control<\/li>\n<li>Long-throw performance ideal for heating, cooling, or ventilation in large-volume spaces<\/li>\n<li>Felt seal around drum minimizes air leakage and holds position securely<\/li>\n<li>Durable extruded aluminum construction with corrosion-resistant powder-coated finish (standard white)<\/li>\n<li>Surface-mounted design with countersunk screw holes for secure fastening<\/li>\n<\/ul>\n<p class=\"regText\">For Drum Louver Standard Blades &#8211; Surface Mount\u00a0<a href=\"https:\/\/airvector-hvac.com\/fr\/produit\/drum-louver-standard-blades\/\">click here to see ADL<\/a>.<\/p>","protected":false},"featured_media":24791,"template":"","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.6.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Spiral-Duct Drum Louver Standard Blades - Made in Canada - Airvector<\/title>\n<meta name=\"description\" content=\"NEW! The Airvector\u00ae ADLD Series is a high-performance line of drum louvers specifically designed for mounting on round or spiral ducts. Engineered for large open spaces requiring long throws and precise airflow control, the ADLD combines aerodynamic performance with robust construction and architectural integration. Each unit features a rotatable cylindrical drum with individually adjustable internal vanes, allowing for full control of both vertical trajectory and horizontal air spread. The curved frame ensures direct mounting on round ducts without the need for duct taps, reducing installation time and maintaining a clean, professional finish. GENERAL FEATURES   Curved frame mounts directly to spiral or round ducts \u2014 no duct tap required  Adjustable vertical angle up to 60\u00b0 via rotating drum  Rear-pivoted internal vanes for horizontal spread control  Long-throw performance ideal for heating, cooling, or ventilation in large-volume spaces  Felt seal around drum minimizes air leakage and holds position securely  Durable extruded aluminum construction with corrosion-resistant powder-coated finish (standard white)  Surface-mounted design with countersunk screw holes for secure fastening  For Drum Louver Standard Blades - Surface Mount\u00a0click here to see ADL.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/airvector-hvac.com\/fr\/produit\/drum-louver-standard-blades-for-spiral-ducts\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Spiral-Duct Drum Louver Standard Blades - Made in Canada - Airvector\" \/>\n<meta property=\"og:description\" content=\"NEW! The Airvector\u00ae ADLD Series is a high-performance line of drum louvers specifically designed for mounting on round or spiral ducts. Engineered for large open spaces requiring long throws and precise airflow control, the ADLD combines aerodynamic performance with robust construction and architectural integration. Each unit features a rotatable cylindrical drum with individually adjustable internal vanes, allowing for full control of both vertical trajectory and horizontal air spread. The curved frame ensures direct mounting on round ducts without the need for duct taps, reducing installation time and maintaining a clean, professional finish. GENERAL FEATURES   Curved frame mounts directly to spiral or round ducts \u2014 no duct tap required  Adjustable vertical angle up to 60\u00b0 via rotating drum  Rear-pivoted internal vanes for horizontal spread control  Long-throw performance ideal for heating, cooling, or ventilation in large-volume spaces  Felt seal around drum minimizes air leakage and holds position securely  Durable extruded aluminum construction with corrosion-resistant powder-coated finish (standard white)  Surface-mounted design with countersunk screw holes for secure fastening  For Drum Louver Standard Blades - Surface Mount\u00a0click here to see ADL.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/airvector-hvac.com\/fr\/produit\/drum-louver-standard-blades-for-spiral-ducts\/\" \/>\n<meta property=\"og:site_name\" content=\"Airvector\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Airvector\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-10T16:26:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/2025\/07\/ADLD-web.png\" \/>\n\t<meta property=\"og:image:width\" content=\"358\" \/>\n\t<meta property=\"og:image:height\" content=\"250\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@airvector\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/airvector-hvac.com\/#organization\",\"name\":\"Airvector\",\"url\":\"https:\/\/airvector-hvac.com\/\",\"sameAs\":[\"https:\/\/www.facebook.com\/Airvector\",\"https:\/\/www.linkedin.com\/company\/airvector-\",\"https:\/\/www.youtube.com\/user\/Airvector\/videos\",\"https:\/\/www.pinterest.com\/airvector\/\",\"https:\/\/twitter.com\/airvector\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/airvector-hvac.com\/#logo\",\"inLanguage\":\"fr-CA\",\"url\":\"\",\"caption\":\"Airvector\"},\"image\":{\"@id\":\"https:\/\/airvector-hvac.com\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/airvector-hvac.com\/#website\",\"url\":\"https:\/\/airvector-hvac.com\/\",\"name\":\"Airvector\",\"description\":\"Manufacturer of Quility HVAC Air Distribution Products\",\"publisher\":{\"@id\":\"https:\/\/airvector-hvac.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/airvector-hvac.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-CA\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/airvector-hvac.com\/product\/drum-louver-standard-blades-for-spiral-ducts\/#primaryimage\",\"inLanguage\":\"fr-CA\",\"url\":\"https:\/\/airvector-hvac.com\/wp-content\/uploads\/2025\/07\/ADLD-web.png\",\"width\":358,\"height\":250},{\"@type\":[\"WebPage\",\"ItemPage\"],\"@id\":\"https:\/\/airvector-hvac.com\/product\/drum-louver-standard-blades-for-spiral-ducts\/#webpage\",\"url\":\"https:\/\/airvector-hvac.com\/product\/drum-louver-standard-blades-for-spiral-ducts\/\",\"name\":\"Spiral-Duct Drum Louver Standard Blades - Made in Canada - Airvector\",\"isPartOf\":{\"@id\":\"https:\/\/airvector-hvac.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/airvector-hvac.com\/product\/drum-louver-standard-blades-for-spiral-ducts\/#primaryimage\"},\"datePublished\":\"2025-07-02T21:03:30+00:00\",\"dateModified\":\"2026-01-10T16:26:29+00:00\",\"description\":\"NEW! The Airvector\\u00ae ADLD Series is a high-performance line of drum louvers specifically designed for mounting on round or spiral ducts. Engineered for large open spaces requiring long throws and precise airflow control, the ADLD combines aerodynamic performance with robust construction and architectural integration. Each unit features a rotatable cylindrical drum with individually adjustable internal vanes, allowing for full control of both vertical trajectory and horizontal air spread. The curved frame ensures direct mounting on round ducts without the need for duct taps, reducing installation time and maintaining a clean, professional finish. GENERAL FEATURES Curved frame mounts directly to spiral or round ducts \\u2014 no duct tap required Adjustable vertical angle up to 60\\u00b0 via rotating drum Rear-pivoted internal vanes for horizontal spread control Long-throw performance ideal for heating, cooling, or ventilation in large-volume spaces Felt seal around drum minimizes air leakage and holds position securely Durable extruded aluminum construction with corrosion-resistant powder-coated finish (standard white) Surface-mounted design with countersunk screw holes for secure fastening For Drum Louver Standard Blades - Surface Mount\\u00a0click here to see ADL.\",\"inLanguage\":\"fr-CA\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/airvector-hvac.com\/product\/drum-louver-standard-blades-for-spiral-ducts\/\"]}]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/airvector-hvac.com\/fr\/wp-json\/wp\/v2\/product\/24782"}],"collection":[{"href":"https:\/\/airvector-hvac.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/airvector-hvac.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airvector-hvac.com\/fr\/wp-json\/wp\/v2\/media\/24791"}],"wp:attachment":[{"href":"https:\/\/airvector-hvac.com\/fr\/wp-json\/wp\/v2\/media?parent=24782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}