{"id":48863,"date":"2026-10-27T17:56:29","date_gmt":"2026-10-27T17:56:29","guid":{"rendered":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/"},"modified":"2026-10-27T17:56:29","modified_gmt":"2026-10-27T17:56:29","slug":"magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10","status":"publish","type":"product","link":"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/","title":{"rendered":"Magic Plastics &#8211; 1&#8243; Air Check Valve for Spa Air Pipes &#8211; 0821-10"},"content":{"rendered":"<h2>Magic Plastics &#8211; V\u00e1lvula de Reten\u00e7\u00e3o de Ar de 1&#8243; para Tubos de Ar de Spa<\/h2>\n<p>A v\u00e1lvula de reten\u00e7\u00e3o de ar de 1&#8243; da Magic Plastics, refer\u00eancia 0821-10, \u00e9 uma v\u00e1lvula antirretorno de spa concebida para tubos de ar. \u00c9 instalada de forma a que a \u00e1gua do spa n\u00e3o possa refluir pelos jatos de ar e inundar o soprador. Tem uma liga\u00e7\u00e3o f\u00eamea para tubo de 1 polegada e n\u00e3o \u00e9 adequada para utiliza\u00e7\u00e3o em tubos de \u00e1gua.<\/p>\n<h3>O que faz a v\u00e1lvula de reten\u00e7\u00e3o de ar de 1 polegada<\/h3>\n<p>Um sistema de ar de spa transporta ar do soprador para os jatos de ar. Quando o soprador n\u00e3o est\u00e1 a funcionar, a \u00e1gua pode tentar percorrer o caminho inverso, atrav\u00e9s dos jatos e ao longo do tubo de ar. Esta v\u00e1lvula unidirecional \u00e9 normalmente colocada no tubo de ar para impedir que isso aconte\u00e7a e para manter a \u00e1gua afastada do soprador.<\/p>\n<p>Se estiver a substituir uma v\u00e1lvula de reten\u00e7\u00e3o desgastada ou danificada numa linha de ar, a Magic Plastics 0821-10 \u00e9 uma op\u00e7\u00e3o direta equivalente para uma tubagem de 1 polegada.<\/p>\n<h3>Liga\u00e7\u00e3o e especifica\u00e7\u00f5es<\/h3>\n<p>A v\u00e1lvula tem uma liga\u00e7\u00e3o f\u00eamea para tubo de 1 polegada. O di\u00e2metro interior \u00e9 de 33 mm, por isso me\u00e7a o seu tubo e a liga\u00e7\u00e3o antes de encomendar para se certificar de que correspondem.<\/p>\n<ul>\n<li>Marca: Magic Plastics<\/li>\n<li>N\u00famero de pe\u00e7a: 0821-10<\/li>\n<li>Liga\u00e7\u00e3o: f\u00eamea, para tubo de 1 polegada<\/li>\n<li>Di\u00e2metro interno: 33 mm<\/li>\n<li>Tens\u00e3o da mola: \u00bd lb (0,22 kg)<\/li>\n<\/ul>\n<h3>Utilizar em tubos de ar, n\u00e3o em tubos de \u00e1gua<\/h3>\n<p>Esta v\u00e1lvula destina-se a linhas de ar. A informa\u00e7\u00e3o do fabricante indica que n\u00e3o \u00e9 adequada para utiliza\u00e7\u00e3o em tubagens de \u00e1gua, pelo que n\u00e3o deve ser escolhida como substituta de uma v\u00e1lvula de reten\u00e7\u00e3o no circuito de \u00e1gua do seu spa.<\/p>\n<p>Antes de comprar, confirme que a pe\u00e7a que est\u00e1 a substituir se encontra num tubo de ar entre o soprador e os jatos de ar e que o tamanho do tubo \u00e9 de 1 inch. Uma incompatibilidade de tamanho ou de aplica\u00e7\u00e3o significa que a v\u00e1lvula n\u00e3o ir\u00e1 desempenhar corretamente a sua fun\u00e7\u00e3o.<\/p>\n<h3>Como escolher a pe\u00e7a de substitui\u00e7\u00e3o correta<\/h3>\n<p>Verifique primeiro o tamanho do tubo e, depois, a posi\u00e7\u00e3o da v\u00e1lvula antiga na sua canaliza\u00e7\u00e3o. Se a v\u00e1lvula antiga tiver uma marca\u00e7\u00e3o ou refer\u00eancia, compare-a com 0821-10 para verificar se se trata do mesmo modelo.<\/p>\n<p>Se n\u00e3o tiver a certeza se esta v\u00e1lvula de reten\u00e7\u00e3o de ar do spa \u00e9 adequada para o seu spa, contacte-nos com os detalhes da sua pe\u00e7a atual e ajud\u00e1-lo-emos a encontrar a correta.<\/p>","protected":false},"excerpt":{"rendered":"<p>Magic Plastics &#8211; 1&#8243; Air Check Valve for Spa Air Pipes The Magic Plastics 1&#8243; air check valve, part number 0821-10, is a one-way spa check valve designed for air pipes. It is fitted so that water from the spa cannot flow back through the air jets and flood the blower. It has a female<a href=\"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/\">Continuar a ler <span class=\"sr-only\">&#8220;Magic Plastics &#8211; 1&#8243; Air Check Valve for Spa Air Pipes &#8211; 0821-10&#8221;<\/span><\/a><\/p>","protected":false},"featured_media":48862,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"bwfblock_default_font":"","inline_featured_image":false},"product_brand":[2125],"product_cat":[2113],"product_tag":[],"class_list":["post-48863","product","type-product","status-publish","has-post-thumbnail","product_brand-magic-plastics","product_cat-spa-plumbing","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":{"pph_product_template":"spare_part","pph_extra_parts_check":"","pph_spare_parts":null,"pph_extra_spare_parts":null,"extra_product_tabs":null,"main_product_link":null,"restock_info":"","exploded_view_link":null,"details_product":[{"text_details_type":"yes","text_details_product":"One-way valve that stops water flowing back through the air jets"},{"text_details_type":"yes","text_details_product":"Helps keep water away from the blower"},{"text_details_type":"yes","text_details_product":"Female connection for 1-inch pipe"},{"text_details_type":"yes","text_details_product":"Light spring tension of \u00bd lb (0.22 kg)"},{"text_details_type":"no","text_details_product":"Not well suited for use on water pipes"},{"text_details_type":"no","text_details_product":"Only fits 1-inch pipe with a 33 mm inside diameter"}],"details_product_exploded":null,"pph_card_badge_use_custom":false,"pph_card_badge_text":"","pph_card_badge_background_color":"#ADC2F7","pph_card_badge_border_color":"#ADC2F7","pph_card_badge_text_color":"#2B46AB"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.4 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Magic Plastics 1&quot; Air Check Valve \u2014 0821-10<\/title>\n<meta name=\"description\" content=\"1-inch one-way air check valve for spa air lines; stops water flowing back to the blower. 0821-10 \u2013 \u20ac21,95\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Magic Plastics - 1&quot; Air Check Valve for Spa Air Pipes - 0821-10\" \/>\n<meta property=\"og:description\" content=\"1-inch one-way air check valve for spa air lines; stops water flowing back to the blower. 0821-10 \u2013 \u20ac21,95\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/\" \/>\n<meta property=\"og:site_name\" content=\"PoolPartHub\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/10\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/\",\"url\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/\",\"name\":\"Magic Plastics 1\\\" Air Check Valve \u2014 0821-10\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.poolparthub.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg\",\"datePublished\":\"2026-10-27T17:56:29+00:00\",\"description\":\"1-inch one-way air check valve for spa air lines; stops water flowing back to the blower. 0821-10 \u2013 \u20ac21,95\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.poolparthub.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.poolparthub.com\\\/wp-content\\\/uploads\\\/2026\\\/10\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg\",\"width\":1000,\"height\":800,\"caption\":\"Magic Plastics 1\\\" Air Check Valve for Spa Air Pipes\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/product\\\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.poolparthub.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/www.poolparthub.com\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Magic Plastics &#8211; 1&#8243; Air Check Valve for Spa Air Pipes &#8211; 0821-10\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#website\",\"url\":\"https:\\\/\\\/www.poolparthub.com\\\/\",\"name\":\"PoolPartHub\",\"description\":\"Your Spare Part Companion\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.poolparthub.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#organization\",\"name\":\"PoolPartHub\",\"url\":\"https:\\\/\\\/www.poolparthub.com\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.poolparthub.com\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Logo-1.png\",\"contentUrl\":\"https:\\\/\\\/www.poolparthub.com\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Logo-1.png\",\"width\":303,\"height\":30,\"caption\":\"PoolPartHub\"},\"image\":{\"@id\":\"https:\\\/\\\/www.poolparthub.com\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Magic Plastics V\u00e1lvula de Reten\u00e7\u00e3o de Ar de 1\" \u2014 0821-10","description":"V\u00e1lvula de reten\u00e7\u00e3o de ar unidirecional de 1 polegada para linhas de ar de spa; impede o refluxo de \u00e1gua para o soprador. 0821-10 \u2013 \u20ac21,95","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/","og_locale":"pt_PT","og_type":"article","og_title":"Magic Plastics - 1\" Air Check Valve for Spa Air Pipes - 0821-10","og_description":"1-inch one-way air check valve for spa air lines; stops water flowing back to the blower. 0821-10 \u2013 \u20ac21,95","og_url":"https:\/\/www.poolparthub.com\/pt\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/","og_site_name":"PoolPartHub","og_image":[{"width":1000,"height":800,"url":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/10\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Tempo estimado de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/","url":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/","name":"Magic Plastics V\u00e1lvula de Reten\u00e7\u00e3o de Ar de 1\" \u2014 0821-10","isPartOf":{"@id":"https:\/\/www.poolparthub.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/#primaryimage"},"image":{"@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/#primaryimage"},"thumbnailUrl":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/10\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg","datePublished":"2026-10-27T17:56:29+00:00","description":"V\u00e1lvula de reten\u00e7\u00e3o de ar unidirecional de 1 polegada para linhas de ar de spa; impede o refluxo de \u00e1gua para o soprador. 0821-10 \u2013 \u20ac21,95","breadcrumb":{"@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/#breadcrumb"},"inLanguage":"pt-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/"]}]},{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/#primaryimage","url":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/10\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg","contentUrl":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/10\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10-1.jpg","width":1000,"height":800,"caption":"Magic Plastics 1\" Air Check Valve for Spa Air Pipes"},{"@type":"BreadcrumbList","@id":"https:\/\/www.poolparthub.com\/product\/magic-plastics-1-air-check-valve-for-spa-air-pipes-0821-10\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.poolparthub.com\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/www.poolparthub.com\/shop\/"},{"@type":"ListItem","position":3,"name":"Magic Plastics &#8211; 1&#8243; Air Check Valve for Spa Air Pipes &#8211; 0821-10"}]},{"@type":"WebSite","@id":"https:\/\/www.poolparthub.com\/#website","url":"https:\/\/www.poolparthub.com\/","name":"PoolPartHub","description":"O seu parceiro em pe\u00e7as sobressalentes","publisher":{"@id":"https:\/\/www.poolparthub.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.poolparthub.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-PT"},{"@type":"Organization","@id":"https:\/\/www.poolparthub.com\/#organization","name":"PoolPartHub","url":"https:\/\/www.poolparthub.com\/","logo":{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/www.poolparthub.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/02\/Logo-1.png","contentUrl":"https:\/\/www.poolparthub.com\/wp-content\/uploads\/2026\/02\/Logo-1.png","width":303,"height":30,"caption":"PoolPartHub"},"image":{"@id":"https:\/\/www.poolparthub.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/product\/48863","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/comments?post=48863"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/media\/48862"}],"wp:attachment":[{"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/media?parent=48863"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/product_brand?post=48863"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/product_cat?post=48863"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.poolparthub.com\/pt\/wp-json\/wp\/v2\/product_tag?post=48863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}