{"id":7106,"date":"2026-05-19T09:33:45","date_gmt":"2026-05-19T07:33:45","guid":{"rendered":"https:\/\/www.irua.es\/serie-vb-ar-ventosa-bifuncional-para-aguas-residuales\/"},"modified":"2026-05-19T09:41:22","modified_gmt":"2026-05-19T07:41:22","slug":"vb-ar-bifunctional-air-valve-wastewater","status":"publish","type":"page","link":"https:\/\/www.irua.es\/en\/vb-ar-bifunctional-air-valve-wastewater\/","title":{"rendered":"Serie VB-AR Ventosa Bifuncional para Aguas Residuales"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background 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\" 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padding: 32px;\n  }\n\n  .irua-vbar-cta h2 {\n    color: #ffffff;\n    font-size: 30px;\n    margin-bottom: 10px;\n  }\n\n  .irua-vbar-cta p {\n    color: rgba(255, 255, 255, .94);\n    max-width: 760px;\n  }\n\n  .irua-vbar-cta-actions {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 14px;\n    justify-content: flex-end;\n  }\n\n  .irua-vbar-cta-btn {\n    border: 1px solid #ffffff;\n    background: #ffffff;\n    color: var(--irua-blue-dark) !important;\n  }\n\n  .irua-serie-vbar .irua-vbar-summary-intro {\n    display: block !important;\n    margin-bottom: 48px !important;\n    padding-bottom: 0 !important;\n  }\n\n  .irua-serie-vbar .irua-vbar-summary-grid {\n    display: grid !important;\n    margin-top: 48px !important;\n    row-gap: 28px !important;\n    column-gap: 28px !important;\n  }\n\n  @media (max-width: 980px) {\n    .irua-vbar-hero-grid,\n    .irua-vbar-cta {\n      grid-template-columns: 1fr;\n    }\n\n    .irua-vbar-summary-card {\n      min-height: auto;\n    }\n\n    .irua-vbar-summary-grid,\n    .irua-vbar-range-grid {\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n    }\n\n    .irua-vbar-flow-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .irua-vbar-cta-actions {\n      justify-content: flex-start;\n    }\n  }\n\n  @media (max-width: 640px) {\n    .irua-vbar-card,\n    .irua-vbar-cta {\n      padding: 22px;\n    }\n\n    .irua-vbar-summary-grid,\n    .irua-vbar-range-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .irua-vbar-flow-card p {\n      font-size: 18px;\n    }\n  }\n<\/style>\n\n<div class=\"irua-serie-vbar\">\n  <div class=\"irua-vbar-breadcrumbs\">\n    <a href=\"https:\/\/www.irua.es\/en\/\">Home<\/a> > <a href=\"https:\/\/www.irua.es\/en\/products\/\">Products<\/a> > <a href=\"https:\/\/www.irua.es\/en\/products\/air-valves\/\">Air valves<\/a> > Series VB-AR\n  <\/div>\n\n  <section class=\"irua-vbar-hero-grid\">\n    <div class=\"irua-vbar-card\">\n      <p class=\"irua-vbar-eyebrow\">Series VB-AR<\/p>\n      <h1>Bifunctional air valve for wastewater<\/h1>\n      <p class=\"irua-vbar-lede\">Air control in sanitation networks through evacuation of large volumes of air during filling and rapid air intake during emptying or in depression situations.<\/p>\n\n      <div class=\"irua-vbar-hero-image\">\n        <img class=\"lazyload\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271200%27%20height%3D%271200%27%20viewBox%3D%270%200%201200%201200%27%3E%3Crect%20width%3D%271200%27%20height%3D%271200%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/03\/SerieVB-AR.webp\" alt=\"Series VB-AR\" title=\"\">\n      <\/div>\n\n      <p class=\"irua-vbar-muted\">Sanitation pipelines present especially demanding conditions: presence of solids, grease and fibres. For this reason, the Series VB-AR incorporates an internal design adapted to wastewater, reducing the risk of obstructions and ensuring reliable operation.<\/p>\n\n      <div class=\"irua-vbar-actions\">\n        <a class=\"irua-vbar-btn irua-vbar-btn-primary\" href=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/05\/FT_SerieVB_AR_EN.pdf\">Download technical datasheet<\/a>\n        <a class=\"irua-vbar-btn irua-vbar-btn-secondary\" href=\"https:\/\/www.irua.es\/en\/contact\/\">Contact IRUA<\/a>\n      <\/div>\n    <\/div>\n\n    <aside class=\"irua-vbar-card irua-vbar-summary-card\">\n      <h3>Summary<\/h3>\n      <p class=\"irua-vbar-summary-intro\">Specific series for wastewater, designed to protect the pipeline against trapped air and depression situations under demanding service conditions.<\/p>\n\n      <div class=\"irua-vbar-summary-grid\">\n        <div class=\"irua-vbar-mini-card\">\n          <strong>Wastewater<\/strong>\n          <p>Designed for sanitation networks with the presence of solids, grease and fibres<\/p>\n        <\/div>\n\n        <div class=\"irua-vbar-mini-card\">\n          <strong>Double-function<\/strong>\n          <p>Expels large volumes of air during filling and rapidly admits air during emptying or depression.<\/p>\n        <\/div>\n\n        <div class=\"irua-vbar-mini-card\">\n          <strong>2\u201d\u2013DN200<\/strong>\n          <p>Manufacturing range indicated for Series VB-AR<\/p>\n        <\/div>\n\n        <div class=\"irua-vbar-mini-card\">\n          <strong>PN10\u2013PN16 \/ #150<\/strong>\n          <p>Range of nominal manufacturing pressures. Applicable EN and ANSI standards.<\/p>\n        <\/div>\n      <\/div>\n    <\/aside>\n  <\/section>\n\n  <section class=\"irua-vbar-section irua-vbar-card\">\n    <h2>How a Series VB-AR air valve works<\/h2>\n    <p class=\"irua-vbar-flow-intro\">The valve incorporates a float system that optimizes a large-diameter orifice, allowing large air flows to be expelled under demanding service conditions.<\/p>\n\n    <div class=\"irua-vbar-flow-grid\">\n      <article class=\"irua-vbar-flow-card\">\n        <span class=\"irua-vbar-number\">01<\/span>\n        <div class=\"irua-vbar-flow-media\">\n          <img class=\"lazyload\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27319%27%20height%3D%27543%27%20viewBox%3D%270%200%20319%20543%27%3E%3Crect%20width%3D%27319%27%20height%3D%27543%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/05\/serievbarsecuencia1.png\" alt=\"Series VB-AR sequence 1\" title=\"\">\n        <\/div>\n        <p>Evacuation of large quantities of air during filling<\/p>\n      <\/article>\n\n      <article class=\"irua-vbar-flow-card\">\n        <span class=\"irua-vbar-number\">02<\/span>\n        <div class=\"irua-vbar-flow-media\">\n          <img class=\"lazyload\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27319%27%20height%3D%27509%27%20viewBox%3D%270%200%20319%20509%27%3E%3Crect%20width%3D%27319%27%20height%3D%27509%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/05\/SerieVBarsecuencia2.png\" alt=\"Series VB-AR sequence 2\" title=\"\">\n        <\/div>\n        <p>The valve will remain closed until a depression is detected in the pipeline<\/p>\n      <\/article>\n\n      <article class=\"irua-vbar-flow-card\">\n        <span class=\"irua-vbar-number\">03<\/span>\n        <div class=\"irua-vbar-flow-media\">\n          <img class=\"lazyload\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%27284%27%20height%3D%27517%27%20viewBox%3D%270%200%20284%20517%27%3E%3Crect%20width%3D%27284%27%20height%3D%27517%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\" data-orig-src=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/05\/serievbarsecuencia3.png\" alt=\"Series VB-AR sequence 3\" title=\"\">\n        <\/div>\n        <p>The valve will expel the accumulated air in a pipeline when it is pressurized and in service<\/p>\n      <\/article>\n    <\/div>\n  <\/section>\n\n  <section class=\"irua-vbar-section irua-vbar-card irua-vbar-range-card\">\n    <h2>Manufacturing range<\/h2>\n\n    <div class=\"irua-vbar-range-grid\">\n      <div class=\"irua-vbar-range-item\">\n        <strong>Sizes<\/strong>\n        <span>2\u201d\u2013DN200<\/span>\n        <p>Dimensional range indicated for Series VB-AR<\/p>\n      <\/div>\n\n      <div class=\"irua-vbar-range-item\">\n        <strong>Pressures<\/strong>\n        <span>PN10\u2013PN16 \/ #150<\/span>\n        <p>Nominal pressures considered for this range of double-function air valves for wastewater.<\/p>\n      <\/div>\n\n      <div class=\"irua-vbar-range-item\">\n        <strong>Standards<\/strong>\n        <span>EN \/ ANSI<\/span>\n        <p>Applicable Standards<\/p>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"irua-vbar-cta\">\n    <div>\n      <h2>Need help selecting an air valve?<\/h2>\n      <p>IRUA\u2019s technical team can help you choose the most suitable solution for your hydraulic installation.<\/p>\n    <\/div>\n\n    <div class=\"irua-vbar-cta-actions\">\n      <a class=\"irua-vbar-cta-btn\" href=\"https:\/\/www.irua.es\/wp-content\/uploads\/2026\/05\/FT_SerieVB_AR_EN.pdf\">Download technical datasheet<\/a>\n      <a class=\"irua-vbar-cta-btn\" href=\"https:\/\/www.irua.es\/en\/contact\/\">Contact IRUA<\/a>\n    <\/div>\n  <\/section>\n<\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7106","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/pages\/7106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/comments?post=7106"}],"version-history":[{"count":3,"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/pages\/7106\/revisions"}],"predecessor-version":[{"id":7110,"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/pages\/7106\/revisions\/7110"}],"wp:attachment":[{"href":"https:\/\/www.irua.es\/en\/wp-json\/wp\/v2\/media?parent=7106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}