{"id":48787,"date":"2026-07-27T06:01:47","date_gmt":"2026-07-27T04:01:47","guid":{"rendered":"https:\/\/fernox.com\/es\/uncategorized\/leak-sealer-f4-express-400ml\/"},"modified":"2026-07-27T06:01:57","modified_gmt":"2026-07-27T04:01:57","slug":"leak-sealer-f4-express-400ml","status":"publish","type":"product","link":"https:\/\/fernox.com\/es\/residential-solutions\/leak-sealer-f4-express-400ml\/","title":{"rendered":"Leak Sealer F4 Express 400ml"},"content":{"rendered":"<p>Leak Sealer F4 es un sellador de fugas interno desarrollado para su uso en un sistema de calefacci\u00f3n central para sellar fugas y derrames peque\u00f1os e inaccesibles que pueden causar p\u00e9rdida de presi\u00f3n y aver\u00eda de la caldera. Una vez dispersado por el sistema, el producto encuentra el \u00e1rea de entrada del ox\u00edgeno y forma un pol\u00edmero que sella el agujero Efectivo entre 1 y 24 horas despu\u00e9s de la aplicaci\u00f3n, se ha demostrado que la eficiencia de sellado \u00fanica de este producto qu\u00edmico de tratamiento de agua l\u00edder en el mercado previene bloqueos o restricciones dentro de la caldera o componentes vulnerables del sistema, como bombas y dispositivos de seguridad. Una gotera puede ser r\u00e1pida y eficientemente sellada sin necesidad de un completo drenaje del sistema. La gama Fernox Express utiliza tecnolog\u00eda Barrier Pressure Pack y propulsor de aire comprimido para expulsar el producto, por lo que toda la gama es no inflamable. El propulsor (aire comprimido) no est\u00e1 mezclado con el producto activo as\u00ed que no hay existe riesgo de entrada de aire en el sistema, lo que podr\u00eda acelerar un riesgo futuro de corrosi\u00f3n.<\/p>\n<ul>\n<li>Busca y sella r\u00e1pidamente fugas microsc\u00f3picas internas e inaccesibles\n<\/li>\n<li>R\u00e1pido y c\u00f3modo- se administra en 30 segundos- no necesita drenar el sistema\n<\/li>\n<li>Seguro de usar- no provoca bloqueos en las tuber\u00edas o componentes delicados de calderas como ,\n<\/li>\n<li>F\u00f3rmula no t\u00f3xica y respetuosa con el medio ambiente, el propulsor de aire comprimido y la lata es reciclable al 100 %\n<\/li>\n<li>Ahora tiempo y dinero en drenajes y reparaciones\n<\/li>\n<li>Se a\u00f1ade a trav\u00e9s del radiador, bucle de llenado o TF1 System Filter- Se suministran todos los adaptadores<br \/>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Leak Sealer F4 es un sellador de fugas interno desarrollado para su uso en un sistema de calefacci\u00f3n central para sellar fugas y derrames peque\u00f1os e inaccesibles que pueden causar p\u00e9rdida de presi\u00f3n y aver\u00eda de la caldera. Una vez dispersado por el sistema, el producto encuentra el \u00e1rea de entrada del ox\u00edgeno y forma [&hellip;]<\/p>\n","protected":false},"featured_media":48788,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[949,937,936],"product_tag":[],"class_list":["post-48787","product","type-product","status-publish","has-post-thumbnail","product_cat-residential-repair-products","product_cat-residential-chemicals","product_cat-residential-solutions","first","instock","purchasable","product-type-simple"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Leak Sealer F4 es un sellador de fugas interno desarrollado para su uso en un sistema de calefacci\u00f3n central para sellar fugas y derrames peque\u00f1os e inaccesibles que pueden causar p\u00e9rdida de presi\u00f3n y aver\u00eda de la caldera. 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