{"id":4189,"date":"2024-01-31T07:42:48","date_gmt":"2024-01-30T23:42:48","guid":{"rendered":"https:\/\/www.kcvents.com\/eco-friendly-ventilation\/"},"modified":"2026-09-16T20:05:30","modified_gmt":"2026-09-16T12:05:30","slug":"eco-friendly-ventilation","status":"publish","type":"post","link":"https:\/\/www.kcvents.com\/ar\/eco-friendly-ventilation\/","title":{"rendered":"Eco-Friendly Ventilation: Options for Sustainable Living"},"content":{"rendered":"<h1 class=\"wp-block-heading\">Eco-Friendly Ventilation: Options for Sustainable Living<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u0646\u064a \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629 \u0625\u062f\u062e\u0627\u0644 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0646\u0642\u064a \u0628\u0623\u0642\u0644 \u0642\u062f\u0631 \u0645\u0645\u0643\u0646 \u0645\u0646 \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u0623\u062b\u0631 \u0627\u0644\u0628\u064a\u0626\u064a \u2014 \u0639\u0628\u0631 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u062d\u064a\u062b\u0645\u0627 \u064a\u0633\u0645\u062d \u0627\u0644\u0645\u0646\u0627\u062e\u060c \u0648\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u0641\u0627\u0621\u0629 (\u0645\u0631\u0627\u0648\u062d EC\u060c \u0648\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629) \u062d\u064a\u062b\u0645\u0627 \u064a\u062a\u0639\u0630\u0631 \u0630\u0644\u0643. \u064a\u0648\u0636\u062d \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629\u060c \u0628\u062f\u0621\u0627\u064b \u0645\u0646 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0627\u0644\u0645\u062c\u0627\u0646\u064a\u0629 \u0648\u062d\u062a\u0649 \u0623\u0646\u0638\u0645\u0629 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0648\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062c\u0645\u0639 \u0628\u064a\u0646\u0647\u0627.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">In This Guide<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.kcvents.com\/wp-content\/uploads\/2026\/08\/eco-friendly-ventilation.webp\" alt=\"Eco friendly ventilation system\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"#what-makes-ventilation-eco-friendly\">\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0639\u0644 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u201c\u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629\u201d\u061f<\/a><\/li><li><a href=\"#natural-ventilation\">\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629: \u062e\u0637 \u0627\u0644\u0623\u0633\u0627\u0633 \u0645\u0646\u062e\u0641\u0636 \u0627\u0644\u0637\u0627\u0642\u0629<\/a><\/li><li><a href=\"#energy-efficient-mechanical-ventilation\">\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0645\u0648\u0641\u0631\u0629 \u0644\u0644\u0637\u0627\u0642\u0629<\/a><\/li><li><a href=\"#heat-recovery\">\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629: \u062a\u0647\u0648\u064a\u0629 \u062f\u0648\u0646 \u0625\u0647\u062f\u0627\u0631 \u0644\u0644\u0637\u0627\u0642\u0629<\/a><\/li><li><a href=\"#how-to-combine-the-options\">\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062c\u0645\u0639 \u0628\u064a\u0646 \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a<\/a><\/li><li><a href=\"#frequently-asked-questions\">Frequently Asked Questions<\/a><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0639\u0644 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u201c\u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629\u201d\u061f<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.kcvents.com\/wp-content\/uploads\/2026\/08\/sustainable-living-ventilation.webp\" alt=\"\u062a\u0647\u0648\u064a\u0629 \u0645\u0633\u062a\u062f\u0627\u0645\u0629 \u0644\u0644\u0645\u0633\u0627\u062d\u0627\u062a \u0627\u0644\u0633\u0643\u0646\u064a\u0629\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u064f\u0639\u062f \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0623\u0645\u0631\u0627\u064b \u0636\u0631\u0648\u0631\u064a\u0627\u064b\u060c \u0644\u0643\u0646\u0647\u0627 \u0642\u062f \u062a\u0647\u062f\u0631 \u0627\u0644\u0637\u0627\u0642\u0629: \u0641\u0643\u0644 \u0645\u062a\u0631 \u0645\u0643\u0639\u0628 \u0645\u0646 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0645\u0643\u064a\u0641 \u064a\u063a\u0627\u062f\u0631 \u0627\u0644\u0645\u0628\u0646\u0649 \u064a\u062d\u0645\u0644 \u0645\u0639\u0647 \u062d\u0631\u0627\u0631\u0629 \u0623\u0648 \u0628\u0631\u0648\u062f\u0629. \u0648\u064a\u0642\u0644\u0644 \u0627\u0644\u0646\u0647\u062c \u0627\u0644\u0635\u062f\u064a\u0642 \u0644\u0644\u0628\u064a\u0626\u0629 \u0645\u0646 \u0647\u0630\u0627 \u0627\u0644\u0647\u062f\u0631 \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0630\u0627\u062a\u0647 \u0639\u0644\u0649 \u0647\u0648\u0627\u0621 \u062f\u0627\u062e\u0644\u064a \u0635\u062d\u064a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0647\u0646\u0627\u0643 \u0645\u0628\u062f\u0622\u0646 \u064a\u062d\u062f\u062f\u0627\u0646 \u0630\u0644\u0643:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li><strong>\u062a\u062d\u0631\u064a\u0643 \u0643\u0645\u064a\u0629 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0641\u0642\u0637.<\/strong> \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062a\u062d\u0643\u0645 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628 \u2014 \u0627\u0644\u0631\u0637\u0648\u0628\u0629\u060c \u0648\u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0628\u0648\u0646 (CO\u2082)\u060c \u0648\u0646\u0633\u0628\u0629 \u0627\u0644\u0625\u0634\u063a\u0627\u0644 \u2014 \u0628\u062d\u064a\u062b \u062a\u0639\u0645\u0644 \u0627\u0644\u0645\u0631\u0627\u0648\u062d \u0628\u0623\u062f\u0646\u0649 \u0633\u0631\u0639\u0629 \u0641\u0639\u0627\u0644\u0629.<\/li><li><strong>\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0645\u0627 \u064a\u0645\u0643\u0646\u0643 \u0627\u0633\u062a\u0631\u062f\u0627\u062f\u0647.<\/strong> \u064a\u0639\u0645\u0644 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0642\u0627\u0637 \u0627\u0644\u0637\u0627\u0642\u0629 \u0645\u0646 \u0647\u0648\u0627\u0621 \u0627\u0644\u0639\u0627\u062f\u0645 \u0642\u0628\u0644 \u062e\u0631\u0648\u062c\u0647.<\/li><\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0641\u0642\u0627\u064b \u0644\u0644\u0645\u0641\u0648\u0636\u064a\u0629 \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629\u060c \u064a\u064f\u0633\u062a\u0647\u0644\u0643 \u0646\u062d\u0648 40% \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0641\u064a \u0627\u0644\u0627\u062a\u062d\u0627\u062f \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a \u062f\u0627\u062e\u0644 \u0627\u0644\u0645\u0628\u0627\u0646\u064a\u060c \u0648\u0646\u062d\u0648 80% \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0641\u064a \u0645\u0646\u0627\u0632\u0644 \u0627\u0644\u0627\u062a\u062d\u0627\u062f \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a \u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u062a\u062f\u0641\u0626\u0629 \u0648\u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0648\u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0633\u0627\u062e\u0646\u0629. <a href=\"https:\/\/energy.ec.europa.eu\/topics\/energy-efficiency\/energy-efficient-buildings\/energy-performance-buildings-directive_en\" target=\"_blank\" rel=\"noopener\">\u0627\u0644\u0645\u0635\u062f\u0631: \u0627\u0644\u0645\u0641\u0648\u0636\u064a\u0629 \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629\u060c \u062a\u0648\u062c\u064a\u0647 \u0623\u062f\u0627\u0621 \u0627\u0644\u0637\u0627\u0642\u0629 \u0641\u064a \u0627\u0644\u0645\u0628\u0627\u0646\u064a (Energy Performance of Buildings Directive)<\/a>. \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0647\u062f\u0631 \u0647\u0630\u0647 \u0627\u0644\u0637\u0627\u0642\u0629 \u062a\u0645\u062b\u0644 \u062a\u0643\u0644\u0641\u0629 \u062d\u0642\u064a\u0642\u064a\u0629 \u0648\u0644\u064a\u0633\u062a \u0645\u062c\u0631\u062f \u062a\u0641\u0635\u064a\u0644 \u062b\u0627\u0646\u0648\u064a.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0631\u064a\u0627\u062d \u0648\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0645\u062f\u062e\u0646\u0629 (stack effect) \u0644\u062a\u062d\u0631\u064a\u0643 \u0627\u0644\u0647\u0648\u0627\u0621\u060c \u0628\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0637\u0627\u0642\u0629 \u062a\u0634\u063a\u064a\u0644\u064a\u0629 \u064a\u0642\u0627\u0631\u0628 \u0627\u0644\u0635\u0641\u0631.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u0627\u0644\u0623\u0641\u0636\u0644 \u0641\u064a<\/strong> \u0627\u0644\u0645\u0646\u0627\u062e\u0627\u062a \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u0629\u060c \u0648\u0627\u0644\u0644\u064a\u0627\u0644\u064a \u0627\u0644\u0628\u0627\u0631\u062f\u0629\u060c \u0648\u0627\u0644\u0645\u0633\u0627\u062d\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0642\u0627\u0637\u0639\u0629 \u0627\u0644\u062c\u064a\u062f\u0629.<\/li><li><strong>\u0627\u0644\u062d\u062f\u0648\u062f \u0648\u0627\u0644\u0642\u064a\u0648\u062f:<\/strong> \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0646\u0628\u0624\u060c \u0648\u063a\u064a\u0631 \u0645\u0646\u0642\u0627\u0629 (\u062d\u0628\u0648\u0628 \u0627\u0644\u0644\u0642\u0627\u062d\u060c \u0627\u0644\u063a\u0628\u0627\u0631\u060c \u062c\u0633\u064a\u0645\u0627\u062a PM2.5)\u060c \u0648\u062a\u0633\u0628\u0628 \u0627\u0644\u0636\u0648\u0636\u0627\u0621\u060c \u0648\u0641\u064a \u0627\u0644\u0634\u062a\u0627\u0621 \u062a\u0647\u062f\u0631 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/li><li><strong>\u0623\u0641\u0636\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645<\/strong> \u0643\u062d\u0644 \u062a\u0643\u0645\u064a\u0644\u064a\u060c \u0648\u0644\u064a\u0633 \u0643\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0648\u062d\u064a\u062f\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u0646\u0627\u062e \u0642\u0627\u0633\u064a\u0627\u064b \u0623\u0648 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0645\u0644\u0648\u062b\u0627\u064b.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0645\u0648\u0641\u0631\u0629 \u0644\u0644\u0637\u0627\u0642\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0643\u0627\u0641\u064a\u0629\u060c \u0641\u0625\u0646 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0635\u062f\u064a\u0642 \u0644\u0644\u0628\u064a\u0626\u0629 \u0647\u0648 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0641\u0639\u0627\u0644\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u0645\u0631\u0627\u0648\u062d \u0628\u0645\u062d\u0631\u0643\u0627\u062a EC<\/strong> \u2014 \u0633\u0631\u0639\u0629 \u0645\u062a\u063a\u064a\u0631\u0629 \u062a\u062a\u062a\u0628\u0639 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0637\u0644\u0628\u060c \u0648\u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0623\u0642\u0644 \u0644\u0644\u0637\u0627\u0642\u0629 \u0639\u0646\u062f \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062c\u0632\u0626\u064a. \u0631\u0627\u062c\u0639 <a href=\"\/ar\/ec-motor-ventilation-fan\/\">\u062f\u0644\u064a\u0644 \u0645\u062d\u0631\u0643\u0627\u062a EC<\/a>.<\/li><li><strong>\u0627\u0644\u062a\u062d\u0643\u0645 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628<\/strong> \u2014 \u062a\u0639\u0645\u0644 \u0645\u0633\u062a\u0634\u0639\u0631\u0627\u062a \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0648CO\u2082 \u0639\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u0631\u0648\u062d\u0629 \u0641\u0642\u0637 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629.<\/li><li><strong>\u062a\u0635\u0645\u064a\u0645 \u0630\u0648 \u0642\u062f\u0631\u0629 \u0645\u0631\u0648\u062d\u0629 \u0646\u0648\u0639\u064a\u0629 (SFP) \u0645\u0646\u062e\u0641\u0636\u0629<\/strong> \u2014 \u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0631\u0627\u0648\u062d \u0628\u0642\u062f\u0631\u0629 \u0646\u0648\u0639\u064a\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0644\u0644\u0645\u0631\u0648\u062d\u0629 \u0628\u062d\u064a\u062b \u064a\u062a\u0637\u0644\u0628 \u062a\u062d\u0631\u064a\u0643 \u062a\u062f\u0641\u0642 \u0647\u0648\u0627\u0621 \u0645\u0639\u064a\u0646 \u0637\u0627\u0642\u0629 \u0623\u0642\u0644.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Heat Recovery<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0639\u062f \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0648\u0633\u064a\u0644\u0629 \u0627\u0644\u0623\u0643\u0628\u0631 \u0644\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629 \u0641\u064a \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0645\u0643\u064a\u0641\u0629. \u064a\u0642\u0648\u0645 \u062c\u0647\u0627\u0632 \u062a\u0647\u0648\u064a\u0629 \u0628\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 (HRV) \u0623\u0648 \u062c\u0647\u0627\u0632 \u062a\u0647\u0648\u064a\u0629 \u0628\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u0637\u0627\u0642\u0629 (ERV) \u0628\u0646\u0642\u0644 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 (\u0648\u0643\u0630\u0644\u0643 \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0641\u064a \u062d\u0627\u0644\u0629 ERV) \u0628\u064a\u0646 \u0647\u0648\u0627\u0621 \u0627\u0644\u0639\u0627\u062f\u0645 \u0648\u0647\u0648\u0627\u0621 \u0627\u0644\u0625\u0645\u062f\u0627\u062f.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u0641\u064a \u0627\u0644\u0634\u062a\u0627\u0621\u060c \u064a\u0639\u0645\u0644 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u062f\u0627\u0641\u0626 \u0627\u0644\u062e\u0627\u0631\u062c \u0639\u0644\u0649 \u0627\u0644\u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0645\u0633\u0628\u0642 \u0644\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0628\u0627\u0631\u062f \u0627\u0644\u062f\u0627\u062e\u0644.<\/li><li>\u0641\u064a \u0627\u0644\u0635\u064a\u0641\u060c \u064a\u0639\u0645\u0644 \u0647\u0648\u0627\u0621 \u0627\u0644\u0639\u0627\u062f\u0645 \u0627\u0644\u0645\u0643\u064a\u0641 \u0639\u0644\u0649 \u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0645\u0633\u0628\u0642 \u0644\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0633\u0627\u062e\u0646 \u0627\u0644\u062f\u0627\u062e\u0644.<\/li><li>\u064a\u0642\u0644\u0644 \u0646\u0638\u0627\u0645 ERV \u0623\u064a\u0636\u0627\u064b \u0645\u0646 \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0627\u0644\u062a\u064a \u062a\u062f\u062e\u0644 \u0645\u0639 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0646\u0642\u064a \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u062e\u0627\u062a \u0627\u0644\u0631\u0637\u0628\u0629.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0633\u062a\u0631\u062f \u0623\u0646\u0638\u0645\u0629 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u0628\u064a\u0646 60% \u0625\u0644\u0649 95% \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0645\u0646 \u0647\u0648\u0627\u0621 \u0627\u0644\u0639\u0627\u062f\u0645\u060c \u0648\u0641\u0642\u0627\u064b \u0644\u0644\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0641\u0646\u064a\u0629 \u0627\u0644\u0645\u062a\u062e\u0635\u0635\u0629\u061b \u0648\u062a\u062a\u0637\u0644\u0628 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u062e\u0627\u0645\u0644\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 (Passive House) \u0643\u0641\u0627\u0621\u0629 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u062d\u0631\u0627\u0631\u0629 \u062c\u0627\u0641\u0629 \u0644\u0627 \u062a\u0642\u0644 \u0639\u0646 75%. \u0631\u0627\u062c\u0639 <a href=\"\/ar\/hrv-erv-guide\/\">HRV vs ERV guide<\/a> \u0644\u0645\u0639\u0631\u0641\u0629 \u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062c\u0645\u0639 \u0628\u064a\u0646 \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u0627\u0644\u0645\u0648\u0633\u0645 \/ \u0627\u0644\u062d\u0627\u0644\u0629<\/th><th>\u0627\u0644\u0646\u0647\u062c \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647<\/th><\/tr><\/thead><tbody><tr><td>\u0637\u0642\u0633 \u0645\u0639\u062a\u062f\u0644 \u0648\u0644\u0637\u064a\u0641<\/td><td>\u062a\u0647\u0648\u064a\u0629 \u0637\u0628\u064a\u0639\u064a\u0629 (\u0627\u0644\u0646\u0648\u0627\u0641\u0630)\u060c \u0645\u0639 \u0625\u064a\u0642\u0627\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a \u0623\u0648 \u0636\u0628\u0637\u0647 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0645\u0646\u062e\u0641\u0636<\/td><\/tr><tr><td>\u0634\u062a\u0627\u0621 \u0628\u0627\u0631\u062f<\/td><td>\u062a\u0647\u0648\u064a\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0628\u0646\u0638\u0627\u0645 HRV\/ERV\u060c \u0645\u0639 \u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0646\u0648\u0627\u0641\u0630<\/td><\/tr><tr><td>\u0635\u064a\u0641 \u062d\u0627\u0631 \u0648\u0631\u0637\u0628<\/td><td>\u062a\u0647\u0648\u064a\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0628\u0646\u0638\u0627\u0645 HRV\/ERV (\u064a\u064f\u0641\u0636\u0644 ERV)\u060c \u0645\u0639 \u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0646\u0648\u0627\u0641\u0630<\/td><\/tr><tr><td>\u062a\u0644\u0648\u062b \u062e\u0627\u0631\u062c\u064a \u0645\u0631\u062a\u0641\u0639<\/td><td>\u062a\u0647\u0648\u064a\u0629 \u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0645\u0639 \u0627\u0644\u062a\u0631\u0634\u064a\u062d \u0648\u0627\u0644\u062a\u0646\u0642\u064a\u0629\u060c \u0645\u0639 \u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0646\u0648\u0627\u0641\u0630<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0627\u0644\u0644\u064a\u0644\u064a (\u0645\u0639\u062a\u062f\u0644\/\u062c\u0627\u0641)<\/td><td>\u062a\u0641\u0631\u064a\u063a \u0637\u0628\u064a\u0639\u064a\u060c \u0648\u0625\u064a\u0642\u0627\u0641 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u062b\u0644 \u0647\u0630\u0627 \u0627\u0644\u0646\u0647\u062c \u062b\u0646\u0627\u0626\u064a \u0627\u0644\u0646\u0645\u0637 (mixed-mode) \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0639\u0645\u0644\u064a \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0628\u0627\u0646\u064a \u0627\u0644\u0645\u0633\u062a\u062f\u0627\u0645\u0629: \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0646\u0642\u064a \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0645\u062a\u0627\u062d\u0627\u064b \u062f\u0648\u0646 \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0644\u0644\u0637\u0627\u0642\u0629\u060c \u0648\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u0641\u0627\u0621\u0629 \u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u064a\u0643\u0648\u0646 \u0643\u0630\u0644\u0643.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Frequently Asked Questions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0633: \u0647\u0644 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629\u061f<\/strong> \u062c: \u0625\u0646\u0647\u0627 \u0644\u0627 \u062a\u0633\u062a\u0647\u0644\u0643 \u0623\u064a \u0637\u0627\u0642\u0629 \u062a\u0634\u063a\u064a\u0644\u064a\u0629\u060c \u0644\u0630\u0627 \u0641\u0647\u064a \u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629 \u0645\u0646 \u0645\u0646\u0638\u0648\u0631 \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629 \u2014 \u0648\u0644\u0643\u0646 \u0641\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u062c\u0648\u064a\u0629 \u0627\u0644\u0642\u0627\u0633\u064a\u0629\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u0647\u062f\u0631 \u0637\u0627\u0642\u0629 \u0627\u0644\u062a\u062f\u0641\u0626\u0629\/\u0627\u0644\u062a\u0628\u0631\u064a\u062f \u0648\u062a\u064f\u062f\u062e\u0644 \u0647\u0648\u0627\u0621\u064b \u063a\u064a\u0631 \u0645\u0641\u0644\u062a\u0631. \u0644\u0630\u0627\u060c \u0641\u0625\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062f\u0627\u0645\u0629 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0641\u0639\u0651\u0627\u0644\u0629\u060c \u0648\u0639\u0644\u0649 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u0641\u0627\u0621\u0629 \u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u062a\u0643\u0648\u0646 \u0643\u0630\u0644\u0643.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0633: \u0643\u064a\u0641 \u064a\u0633\u0627\u0647\u0645 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0641\u064a \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0628\u064a\u0626\u0629\u061f<\/strong> \u062c: \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0645\u0646 \u0647\u0648\u0627\u0621 \u0627\u0644\u0639\u0627\u062f\u0645\u060c \u062a\u0642\u0644\u0644 \u0648\u062d\u062f\u0627\u062a HRV\/ERV \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0644\u0627\u0632\u0645\u0629 \u0644\u062a\u0643\u064a\u064a\u0641 \u0627\u0644\u0647\u0648\u0627\u0621 \u0627\u0644\u0646\u0642\u064a\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0645\u0639\u0627\u064b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0633: \u0647\u0644 \u062a\u0633\u062a\u062d\u0642 \u0645\u0631\u0627\u0648\u062d EC \u0627\u0644\u0627\u0633\u062a\u062b\u0645\u0627\u0631 \u0641\u064a\u0647\u0627 \u0645\u0646 \u0623\u062c\u0644 \u062a\u0647\u0648\u064a\u0629 \u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629\u061f<\/strong> \u062c: \u0646\u0639\u0645 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u0646\u0638\u0645\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0623\u0648 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628 \u2014 \u062a\u0633\u062a\u0647\u0644\u0643 \u0645\u0631\u0627\u0648\u062d EC \u0627\u0644\u0642\u062f\u0631 \u0627\u0644\u0644\u0627\u0632\u0645 \u0641\u0642\u0637 \u0645\u0646 \u0627\u0644\u0637\u0627\u0642\u0629\u060c \u0648\u0647\u0648 \u062c\u0648\u0647\u0631 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0645\u0648\u0641\u0631\u0629 \u0644\u0644\u0637\u0627\u0642\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0633: \u0647\u0644 \u064a\u0645\u0643\u0646\u0646\u064a \u062c\u0639\u0644 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u064a \u0644\u062f\u064a \u0623\u0643\u062b\u0631 \u0645\u0644\u0627\u0621\u0645\u0629 \u0644\u0644\u0628\u064a\u0626\u0629\u061f<\/strong> \u062c: \u0646\u0639\u0645 \u0641\u064a \u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0623\u062d\u064a\u0627\u0646: \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u0636\u0627\u0641\u0629 \u0645\u0631\u0627\u0648\u062d EC \u0623\u0648 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u062d\u0643\u0645 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628\u060c \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0646\u0638\u0627\u0641\u0629 \u0627\u0644\u0641\u0644\u0627\u062a\u0631 (\u0627\u0646\u0638\u0631 <a href=\"\/ar\/ventilation-maintenance-guide\/\">maintenance guide<\/a>)\u060c \u0648\u0625\u0636\u0627\u0641\u0629 \u0646\u0638\u0627\u0645 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u062d\u064a\u062b\u0645\u0627 \u064a\u0639\u0645\u0644 \u0627\u0644\u0646\u0638\u0627\u0645 \u0644\u0633\u0627\u0639\u0627\u062a \u0637\u0648\u064a\u0644\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0633: \u0645\u0627 \u0647\u0648 \u0623\u0641\u0636\u0644 \u0646\u0638\u0627\u0645 \u062a\u0647\u0648\u064a\u0629 \u0635\u062f\u064a\u0642 \u0644\u0644\u0628\u064a\u0626\u0629 \u0644\u0644\u0645\u0646\u0627\u0632\u0644\u061f<\/strong> \u062c: \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0646\u0627\u0632\u0644 \u0627\u0644\u0645\u0643\u064a\u0651\u0641\u0629\u060c \u064a\u064f\u0639\u062f \u0646\u0638\u0627\u0645 HRV\/ERV \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u0646 \u0627\u0644\u0645\u0632\u0648\u062f \u0628\u0645\u0631\u0627\u0648\u062d EC \u0648\u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u062d\u0643\u0645 \u062d\u0633\u0628 \u0627\u0644\u0637\u0644\u0628 \u0647\u0648 \u0627\u0644\u062d\u0644 \u0627\u0644\u0642\u064a\u0627\u0633\u064a \u0627\u0644\u0623\u0643\u062b\u0631 \u0643\u0641\u0627\u0621\u0629 \u0641\u064a \u0627\u0633\u062a\u0647\u0644\u0627\u0643 \u0627\u0644\u0637\u0627\u0642\u0629. \u0623\u0645\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0646\u0627\u0632\u0644 \u0641\u064a \u0627\u0644\u0645\u0646\u0627\u062e \u0627\u0644\u0645\u0639\u062a\u062f\u0644\u060c \u0641\u0642\u062f \u062a\u0643\u0648\u0646 \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0645\u0639 \u0645\u0631\u0627\u0648\u062d \u0633\u062d\u0628 \u0647\u0648\u0627\u0621 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0643\u0641\u0627\u0621\u0629 \u0643\u0627\u0641\u064a\u0629.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><strong>\u0647\u0644 \u062a\u062e\u0637\u0637 \u0644\u0646\u0638\u0627\u0645 \u062a\u0647\u0648\u064a\u0629 \u0635\u062f\u064a\u0642 \u0644\u0644\u0628\u064a\u0626\u0629\u061f<\/strong> \u062a\u0635\u0646\u0651\u0639 KCvents \u0645\u0631\u0627\u0648\u062d \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0628\u0645\u062d\u0631\u0643\u0627\u062a EC\u060c \u0648\u0648\u062d\u062f\u0627\u062a HRV\/ERV\u060c \u0648\u0623\u0646\u0638\u0645\u0629 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0644\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u062c\u0645\u0644\u0629\u060c \u0648\u0645\u0635\u0646\u0639\u064a \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 (OEM)\u060c \u0648\u0645\u0634\u0627\u0631\u064a\u0639 \u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062e\u0627\u0635\u0629. <a href=\"\/ar\/request-quote\/\">Request a quote<\/a> \u0628\u0645\u0627 \u064a\u062a\u0646\u0627\u0633\u0628 \u0645\u0639 \u0645\u0646\u0627\u062e\u0643 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0647\u0648\u064a\u0629 \u0644\u062f\u064a\u0643.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Eco-friendly ventilation options from natural ventilation to EC fans and heat recovery, and how to combine them.<\/p>","protected":false},"author":1,"featured_media":4162,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","iawp_total_views":4,"footnotes":""},"categories":[128],"tags":[99,74,154],"class_list":["post-4189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ventilation-products-technology","tag-energy-efficiency","tag-hrv","tag-passive-house"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/posts\/4189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/comments?post=4189"}],"version-history":[{"count":1,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/posts\/4189\/revisions"}],"predecessor-version":[{"id":4206,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/posts\/4189\/revisions\/4206"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/media\/4162"}],"wp:attachment":[{"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/media?parent=4189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/categories?post=4189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kcvents.com\/ar\/wp-json\/wp\/v2\/tags?post=4189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}