{"id":11239,"date":"2021-10-06T22:10:23","date_gmt":"2021-10-06T20:10:23","guid":{"rendered":"https:\/\/www.raab-gruppe.de\/portfolio-items\/slot-absorber\/"},"modified":"2023-08-08T14:49:13","modified_gmt":"2023-08-08T12:49:13","slug":"slot-absorber","status":"publish","type":"avada_portfolio","link":"https:\/\/www.raab-gruppe.de\/en\/portfolio-items\/slot-absorber\/","title":{"rendered":"Slot absorber"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1393.6px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-tabs fusion-tabs-1 classic nav-is-justified horizontal-tabs icon-position-left mobile-mode-accordion\" style=\"--awb-title-border-radius-top-left:0px;--awb-title-border-radius-top-right:0px;--awb-title-border-radius-bottom-right:0px;--awb-title-border-radius-bottom-left:0px;--awb-alignment:start;--awb-inactive-color:#f6f6f6;--awb-background-color:#ffffff;--awb-border-color:#e2e2e2;--awb-active-border-color:rgba(62,63,74,0.65);\"><div class=\"nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-461479ddc631f94a2f0\" aria-selected=\"true\" id=\"fusion-tab-description\" href=\"#tab-461479ddc631f94a2f0\"><h4 class=\"fusion-tab-heading\">Description<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-3d4c8ae3ae97cafb6f8\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-benefits\" href=\"#tab-3d4c8ae3ae97cafb6f8\"><h4 class=\"fusion-tab-heading\">Benefits<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-5479a376c965b803104\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-downloads\" href=\"#tab-5479a376c965b803104\"><h4 class=\"fusion-tab-heading\">Downloads<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-ce1e6141c0ef5175e90\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-faq\" href=\"#tab-ce1e6141c0ef5175e90\"><h4 class=\"fusion-tab-heading\">FAQ<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-content\"><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-461479ddc631f94a2f0\" aria-selected=\"true\" id=\"mobile-fusion-tab-description\" href=\"#tab-461479ddc631f94a2f0\"><h4 class=\"fusion-tab-heading\">Description<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix in active\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-description\" id=\"tab-461479ddc631f94a2f0\">\n<div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_3_5 3_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:60%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.2%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.2%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p><strong>Unobtrusive but effective<\/strong><\/p>\n<p>With this type of silencer, it is possible to reduce the sound immediately behind the sound source.<\/p>\n<p>The slot absorbers are able to be adapted to the most complicated space conditions in boilers in order to be able to use as much space as possible for sound level reduction.<\/p>\n<p>The slot absorbers are a result of close cooperation with the Fraunhofer Institute for Building Physics.<br \/>\nThey have been brought to market maturity for the first time by Kutzner + Weber. This method of silencing is protected by patent.<\/p>\n<p><strong>Structure<\/strong><\/p>\n<p>The porous absorbers used here are almost completely covered by discs with narrow slots.<\/p>\n<p>A specially developed programme is used to design the slot width and slot spacing for a specified frequency range.<br \/>\nIn this way, the silencer dimensions can be specified.<\/p>\n<p><strong>Mode of operation<\/strong><\/p>\n<p>The slot absorbers work similarly to conventional resonators. However, in contrast to Helmholtz resonators, for example, they can be tuned to a broader band.<\/p>\n<p><strong>Silencing properties<\/strong><\/p>\n<p>Their silencing already starts at a frequency of approx. 125 Hz. With this silencer solution, a reduction in the sum level of ideally up to 8 dB can be achieved, which is audibly perceived as almost halving the noise.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_2_5 2_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:40%;--awb-margin-top-large:0px;--awb-spacing-right-large:4.8%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:4.8%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\">\n<div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:25px;margin-bottom:25px;width:100%;\"><\/div>\n<div class=\"fusion-text fusion-text-2\"><p>These slot absorbers are made of the high-quality plastic PPS. Their casings are welded completely pressure-tight.<\/p>\n<\/div><a class=\"awb-lightbox awb-lightbox-1\" data-title=\"Schlitzabsorber\" title=\"Schlitzabsorber\" href=\"\/wp-content\/uploads\/2021\/04\/Schlitzabsorber.jpg\" data-rel=\"iLightbox\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/04\/Schlitzabsorber.jpg\"><\/a><div class=\"fusion-text fusion-text-3\"><p>These slot absorbers are made of high-quality stainless steel 1.4571\/1.4404. They are also suitable for use at higher temperatures.<\/p>\n<\/div><a class=\"awb-lightbox awb-lightbox-2\" data-title=\"Schlitzabsorber\" title=\"Schlitzabsorber\" href=\"\/wp-content\/uploads\/2021\/04\/Schlitzabsorber_1.jpg\" data-rel=\"iLightbox\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/04\/Schlitzabsorber_1.jpg\"><\/a>\n<div class=\"fusion-image-element \" style=\"--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"500\" height=\"163\" src=\"\/wp-content\/uploads\/2021\/04\/IBP_logo.png\" alt class=\"img-responsive wp-image-9310\" srcset=\"https:\/\/www.raab-gruppe.de\/wp-content\/uploads\/2021\/04\/IBP_logo-200x65.png 200w, https:\/\/www.raab-gruppe.de\/wp-content\/uploads\/2021\/04\/IBP_logo-400x130.png 400w, https:\/\/www.raab-gruppe.de\/wp-content\/uploads\/2021\/04\/IBP_logo.png 500w\" sizes=\"(max-width: 1180px) 100vw, (max-width: 640px) 100vw, 500px\" \/><\/span><\/div>\n<\/div><\/div><\/div>\n<\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-3d4c8ae3ae97cafb6f8\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-benefits\" href=\"#tab-3d4c8ae3ae97cafb6f8\"><h4 class=\"fusion-tab-heading\">Benefits<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-benefits\" id=\"tab-3d4c8ae3ae97cafb6f8\">\n<ul>\n<li>Dimensions and geometry on customer request<\/li>\n<li>Silencing in the smallest space<\/li>\n<li>Particularly suitable for installation in boilers<\/li>\n<li>Great design ability in shape and dimension<\/li>\n<li>Very tough construction<\/li>\n<li>Proven in serial operation<\/li>\n<\/ul>\n<\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-5479a376c965b803104\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-downloads\" href=\"#tab-5479a376c965b803104\"><h4 class=\"fusion-tab-heading\">Downloads<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-downloads\" id=\"tab-5479a376c965b803104\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\"><p>Here you have the possibility to download the brochures you are interested in as PDF files.<\/p>\n<\/div><div style=\"text-align:left;\"><a class=\"fusion-button button-flat button-medium button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/www.raab-gruppe.de\/en\/kutznerweber-downloads-en\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default fusion-button-text-right\">All brochures<\/span><span class=\"fusion-button-icon-divider button-icon-divider-right\"><i class=\"fa-angle-right fas awb-button__icon awb-button__icon--default\" aria-hidden=\"true\"><\/i><\/span><\/a><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:15px;width:100%;\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:15px;width:100%;\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-image-element \" style=\"text-align:left;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-2 hover-type-zoomin\" style=\"border:1px solid #d6d6d6;\"><a class=\"fusion-no-lightbox\" href=\"\/wp-content\/uploads\/2023\/08\/2018_Produktblatt_Schalldaempfer_en.pdf\" target=\"_blank\" aria-label=\"Produktblatt_motorische Abgasklappen.indd\" rel=\"noopener noreferrer\"><img decoding=\"async\" width=\"500\" height=\"694\" src=\"\/wp-content\/uploads\/2023\/08\/2018_Produktblatt_Schalldaempfer_en.png\" alt class=\"img-responsive wp-image-9196\"\/><\/a><\/span><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-top:15px;margin-bottom:15px;width:100%;\"><\/div><div class=\"fusion-text fusion-text-5\"><p> <a class=\"fb-icon-element-1 fb-icon-element fontawesome-icon fa-file-download fas circle-no fusion-text-flow fusion-link\" style=\"--awb-iconcolor:#093c6b;--awb-iconcolor-hover:rgba(62,63,74,0.65);--awb-font-size:18px;--awb-margin-right:9px;\" href=\"\/wp-content\/uploads\/2021\/04\/Produktblatt_Schalldaempfer.pdf\" target=\"_blank\" aria-label=\"Link to \/wp-content\/uploads\/2021\/04\/Produktblatt_Schalldaempfer.pdf\" rel=\"noopener noreferrer\"><\/a><a title=\"Product_sheet_Silencer.pdf (1.5 MB)\" href=\"\/wp-content\/uploads\/2021\/04\/Produktblatt_Schalldaempfer.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Product sheet Silencer (PDF)<\/strong><\/a><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs nav-justified\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-ce1e6141c0ef5175e90\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-faq\" href=\"#tab-ce1e6141c0ef5175e90\"><h4 class=\"fusion-tab-heading\">FAQ<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-faq\" id=\"tab-ce1e6141c0ef5175e90\">Frequently asked questions and answers about silencers<\/p>\n<div style=\"text-align:left;\"><a class=\"fusion-button button-flat button-medium button-default fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/www.raab-gruppe.de\/en\/faq-2\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default fusion-button-text-right\">FAQ<\/span><span class=\"fusion-button-icon-divider button-icon-divider-right\"><i class=\"fa-angle-right fas awb-button__icon awb-button__icon--default\" aria-hidden=\"true\"><\/i><\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n<span class=\"et_bloom_bottom_trigger\"><\/span>","protected":false},"excerpt":{"rendered":"<p>Optimum silencing even in the most confined spaces.<\/p>\n","protected":false},"author":1,"featured_media":9315,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"portfolio_category":[10675,10673,10681],"portfolio_skills":[],"portfolio_tags":[],"class_list":["post-11239","avada_portfolio","type-avada_portfolio","status-publish","format-standard","has-post-thumbnail","hentry","portfolio_category-kutznerweber-en","portfolio_category-products","portfolio_category-silencer"],"_links":{"self":[{"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/avada_portfolio\/11239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/avada_portfolio"}],"about":[{"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/types\/avada_portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/comments?post=11239"}],"version-history":[{"count":0,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/avada_portfolio\/11239\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/media\/9315"}],"wp:attachment":[{"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/media?parent=11239"}],"wp:term":[{"taxonomy":"portfolio_category","embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/portfolio_category?post=11239"},{"taxonomy":"portfolio_skills","embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/portfolio_skills?post=11239"},{"taxonomy":"portfolio_tags","embeddable":true,"href":"https:\/\/www.raab-gruppe.de\/en\/wp-json\/wp\/v2\/portfolio_tags?post=11239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}