{"id":38995,"date":"2025-09-09T20:49:31","date_gmt":"2025-09-09T16:49:31","guid":{"rendered":"https:\/\/airsystems.ge\/shop\/?post_type=product&#038;p=38995"},"modified":"2025-09-09T20:55:51","modified_gmt":"2025-09-09T16:55:51","slug":"tef-s-air-valves-rectangular-air-valve-for-ceiling-installation","status":"publish","type":"product","link":"https:\/\/airsystems.ge\/shop\/product\/tef-s-air-valves-rectangular-air-valve-for-ceiling-installation\/","title":{"rendered":"TEF-S\u00a0Air Valves  Rectangular Air Valve for Ceiling Installation"},"content":{"rendered":"<div id=\"scroll-TEF-S-Air-Valves-Rectangular-Air-Valve-for-Ceiling-Installation\" class=\"content-element content-element-text-image gtm-component-text-image TextImage_text-image-background-image__wcI_P py-200 md:py-400 sm-max:pt-0 undefined TextImage_text-image--inverted__5OHyc\">\n<div class=\"TextImage_text-container__5GQB3 container-fluid\">\n<div class=\"row\">\n<div class=\"md:offset-1 md:col-7\">\n<div class=\"TextImage_text-inner__fNByg\">\n<div class=\"flex flex-col text-flow\">\n<h2 class=\"TextImage_text-image-headline__FwqZ7 whitespace-pre-line\">TEF-S Air Valves Rectangular Air Valve for Ceiling Installation<\/h2>\n<div class=\"richtext-wrap reset-margin-last TextImage_text-image-text-wrap__B_mcT\">\n<p>Low profile, high impact<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-Compact-design\" class=\"content-element content-element-text-image gtm-component-text-image container-fluid\">\n<div class=\"row flex-row-reverse justify-end TextImage_text-image--large-text__BQ5io\">\n<div class=\"flex items-center md:col-6\">\n<figure class=\"w-full flex flex-col\">\n<div class=\"TextImage_text-image-col-image-img-container__3Fpb_ flex flex-1 relative\"><img decoding=\"async\" id=\"\" class=\"object-center\" src=\"https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/1920x0\/filters:quality(80)\" sizes=\"(min-width: 768px) 40vw, 90vw\" srcset=\"https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/256x0\/filters:quality(80) 256w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/384x0\/filters:quality(80) 384w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/640x0\/filters:quality(80) 640w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/750x0\/filters:quality(80) 750w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/828x0\/filters:quality(80) 828w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/1080x0\/filters:quality(80) 1080w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/1200x0\/filters:quality(80) 1200w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/4d90a7a86b\/tef-s-125_landingpage_right.jpg\/m\/1920x0\/filters:quality(80) 1920w\" alt=\"\" data-nimg=\"responsive\" \/><\/div>\n<\/figure>\n<\/div>\n<div class=\"md:offset-1 md:col-4 md:mr-auto sm-max:pt-200 md:pb-100 md:self-center\">\n<div class=\"flex flex-col text-flow first-heading\">\n<h2 class=\"TextImage_text-image-headline__FwqZ7 whitespace-pre-line\">Compact design<\/h2>\n<div class=\"richtext-wrap reset-margin-last TextImage_text-image-text-wrap__B_mcT\">\n<p>TEF-S has been designed with a non-disturbant\u00a0aesthetic form, which can seamlessly fit into any environment.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-7ff40d01\" class=\"content-element content-element-stat gtm-component-stat container-fluid\">\n<div class=\"row\">\n<div class=\"md:offset-1 md:col-7\">\n<div class=\"break-words hyphens-auto Stat_stat__1ggk2 Stat_stat--size-l__U0qD1 Stat_stat--color-default__4YRaW Stat_stat--color-brand-900__zVLYy Stat_stat--is-dark__zlV3z Stat_stat--is-card__QFUIr\">\n<div><strong class=\"Stat_number__WQlWw\">30 to 600<\/strong>\u2009<strong class=\"Stat_unit__86Q2d\">m\u00b3\/h<\/strong><\/div>\n<p><strong class=\"Stat_label__wJC9b\">Airflow capacity range<\/strong><\/p>\n<div class=\"Stat_text___1hYL\">\n<div class=\"richtext-wrap reset-margin-last\">\n<p>Thanks to its adjustability and non-disturbant design; TEF-S can provide a wide range of airflow volume while blending seamlessly into the surrounding environment<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-Adjustability\" class=\"content-element content-element-text-image gtm-component-text-image container-fluid\">\n<div class=\"row TextImage_text-image--large-text__BQ5io\">\n<div class=\"flex items-center md:offset-1 md:col-6\">\n<figure class=\"w-full flex flex-col\">\n<div class=\"TextImage_text-image-col-image-img-container__3Fpb_ flex flex-1 relative\"><img decoding=\"async\" id=\"\" class=\"object-center\" src=\"https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/1920x0\/filters:quality(80)\" sizes=\"(min-width: 768px) 40vw, 90vw\" srcset=\"https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/256x0\/filters:quality(80) 256w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/384x0\/filters:quality(80) 384w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/640x0\/filters:quality(80) 640w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/750x0\/filters:quality(80) 750w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/828x0\/filters:quality(80) 828w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/1080x0\/filters:quality(80) 1080w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/1200x0\/filters:quality(80) 1200w, https:\/\/a.storyblok.com\/f\/108972\/4582x2604\/07094de977\/tef-s-125_landingpage_left.jpg\/m\/1920x0\/filters:quality(80) 1920w\" alt=\"\" data-nimg=\"responsive\" \/><\/div>\n<\/figure>\n<\/div>\n<div class=\"md:col-4 md:offset-1 sm-max:pt-200 md:pb-100 md:self-center\">\n<div class=\"flex flex-col text-flow first-heading\">\n<h2 class=\"TextImage_text-image-headline__FwqZ7 whitespace-pre-line\">Adjustability<\/h2>\n<div class=\"richtext-wrap reset-margin-last TextImage_text-image-text-wrap__B_mcT\">\n<p>The airflow volume can be regulated by adjusting the gap between the front plate and the valve housing<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-Did-you-know\" class=\"content-element content-element-text-image gtm-component-text-image TextImage_text-image-extended__PHD6R TextImage_text-image-extended--color-cool__D7Z9u TextImage_text-image-extended--not-small__Rhjzu\">\n<div class=\"container-fluid\">\n<div class=\"row\">\n<div class=\"md:col-9\">\n<div class=\"TextImage_text-image-extended--bg__vXJy6\">\n<div class=\"row\">\n<div>\n<figure class=\"w-full flex flex-col TextImage_text-image-col-image-caption--with-offset__GRi4z\">\n<div class=\"TextImage_text-image-col-image-img-container__3Fpb_ flex flex-1 relative\"><img decoding=\"async\" id=\"\" class=\"object-center\" src=\"https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/1920x0\/filters:quality(80)\" sizes=\"(min-width: 768px) 70vw, 90vw\" srcset=\"https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/640x0\/filters:quality(80) 640w, https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/750x0\/filters:quality(80) 750w, https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/828x0\/filters:quality(80) 828w, https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/1080x0\/filters:quality(80) 1080w, https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/1200x0\/filters:quality(80) 1200w, https:\/\/a.storyblok.com\/f\/108972\/1920x946\/dbb4e92e89\/final_tef-s_scene_03.png\/m\/1920x0\/filters:quality(80) 1920w\" alt=\"\" data-nimg=\"responsive\" \/><\/div>\n<\/figure>\n<\/div>\n<div class=\"TextImage_text-image-extended-grid__NC5f2 py-400\">\n<div class=\"flex flex-col text-flow\">\n<h2 class=\"TextImage_text-image-headline__FwqZ7 whitespace-pre-line\">Did you know?<\/h2>\n<div class=\"richtext-wrap reset-margin-last TextImage_text-image-text-wrap__B_mcT\">\n<p>The TEF-S is equipped with a\u00a0<b>measurement pin<\/b>\u00a0for easy and precise airflow measurement, unlike standard valves. Combining silence and flexibility in a seamless package, the solution is perfect for both air supply and extraction in circular duct systems.<\/p>\n<p>Why is this so useful? With the measurement pin, you can immediately see the pressure drop Pa (in this case\u00a0<b>18 Pa<\/b>). By using this value in combination with<b>\u00a0k-factors<\/b>, you can quickly calculate the airflow\u00a0<b>m<\/b><b>\u00b3<\/b><b>\/h<\/b>. For more parameters, simply visit design.systemair.com. Select the product size and position, enter the calculated airflow value, and access all key data, including throw length\u00a0<b>m<\/b>, sound power level\u00a0<b>dB(A)<\/b>, and more!<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-3bccf8da\" class=\"content-element content-element-text-image component-is-flushed gtm-component-text-image TextImage_text-image-background-image__wcI_P TextImage_text-image--image-align-left__o9_Ib py-200 md:py-400 TextImage_text-image--text-style-card__9Owka TextImage_text-image--inverted__5OHyc TextImage_text-image--large-text__BQ5io\">\n<figure class=\"TextImage_image-container__cMVxK TextImage_text-image-col-image-caption--has-bg__VlYZ6\">\n<div class=\"TextImage_image-wrap__8ZLZA TextImage_image-wrap--crop-cover__wBKBY\"><img decoding=\"async\" id=\"\" class=\"object-left\" src=\"https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/1920x0\/filters:quality(80)\" sizes=\"100vw\" srcset=\"https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/640x0\/filters:quality(80) 640w, https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/750x0\/filters:quality(80) 750w, https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/828x0\/filters:quality(80) 828w, https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/1080x0\/filters:quality(80) 1080w, https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/1200x0\/filters:quality(80) 1200w, https:\/\/a.storyblok.com\/f\/108972\/5106x4000\/fb1e817bca\/image-5.png\/m\/1920x0\/filters:quality(80) 1920w\" alt=\"\" data-nimg=\"responsive\" \/><\/div>\n<\/figure>\n<div class=\"TextImage_text-container__5GQB3 container-fluid\">\n<div class=\"row flex-row-reverse\">\n<div class=\"md:pb-100 md:self-center md:col-4 md:offset-1\">\n<div class=\"TextImage_text-inner__fNByg\">\n<div class=\"flex flex-col text-flow\">\n<div class=\"richtext-wrap reset-margin-last TextImage_text-image-text-wrap__B_mcT\">\n<p>The TEF-S air valve combines silence and flexibility in a seamless package. It is the perfect choice for both air supply and extraction in circular duct systems, making it an excellent fit for residences, offices, hotels, and any environment where comfort and dependability are paramount.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"scroll-7dd2b7df\" class=\"content-element content-element-grid gtm-component-grid mb-400 overflow-x-hidden container-screen px-0\">\n<div class=\"row mx-0 md:mx-0 pb-400 gap-y-0\">\n<div class=\"content-container content-container-grid-cell px-0 col-12 md:col-4 lg:col-4\">\n<div class=\"content-element content-element-divider gtm-component-divider container-fluid\">\n<div class=\"row\">\n<div class=\"md:col-7 md:offset-1\">\n<div class=\"\">\n<hr class=\"m-0 border-none\" \/>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"content-container content-container-grid-cell px-0 col-12 md:col-4 lg:col-4\">\n<div id=\"scroll-53f76586\" class=\"break-words hyphens-auto content-element content-element-stat Stat_stat__1ggk2 Stat_stat--size-l__U0qD1 Stat_stat--color-cool__OWgK6 Stat_stat--is-card__QFUIr Stat_stat--is-in-grid__VRgRO\">\n<div><strong class=\"Stat_number__WQlWw\">Your order, your style!<\/strong><\/div>\n<div class=\"Stat_text___1hYL\">\n<div class=\"richtext-wrap reset-margin-last\">\n<p>Our product is customizable to your preferences, allowing you to order it with any RAL code surface finish to perfectly match your aesthetic vision<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"row\">\n<div class=\"col-12 text-style-body-small\">\n<div class=\"richtext-wrap reset-margin-last\">\n<ul>\n<li>Compact design<\/li>\n<li>Suitable for both air supply and extract<\/li>\n<li>Adjustibility<\/li>\n<li>Durable construction<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div>\n<div class=\"dropdown-wrapper\"><select class=\"form-dropdown form-input\"><option value=\"452757\">TEF-S-100-SW<\/option><option value=\"452758\">TEF-S-125-SW<\/option><option value=\"452759\">TEF-S-160-SW<\/option><option value=\"452761\">TEF-S-200-SW<\/option><\/select><\/div>\n<\/div>\n<div class=\"gtm-sku-info flex flex-col gap-y-050 text-label-tiny text-neutral-600\">\n<div class=\"flex flex-wrap items-baseline gap-x-100 gap-y-025\"><span class=\"gtm-article-name\">TEF-S-100-SW<\/span><span class=\"whitespace-nowrap gtm-article-number text-base font-bold\">#452757<\/span><\/div>\n<\/div>\n","protected":false},"featured_media":38996,"template":"","meta":[],"product_brand":[],"product_cat":[1838,1916,1892],"product_tag":[],"class_list":{"0":"post-38995","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-air-distribution-products","7":"product_cat-air-valves","8":"product_cat-diffusers","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product\/38995","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/media\/38996"}],"wp:attachment":[{"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/media?parent=38995"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_brand?post=38995"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_cat?post=38995"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/airsystems.ge\/shop\/wp-json\/wp\/v2\/product_tag?post=38995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}