{"id":8403,"date":"2022-04-19T12:04:33","date_gmt":"2022-04-19T05:04:33","guid":{"rendered":"https:\/\/thediversboat.com\/nitrox-enriched-air\/"},"modified":"2026-05-10T16:16:32","modified_gmt":"2026-05-10T09:16:32","slug":"nitrox-ssi-koh-tao","status":"publish","type":"product","link":"https:\/\/thediversboat.com\/en\/product\/nitrox-ssi-koh-tao\/","title":{"rendered":"Enriched Air Nitrox Level 2 (40%)"},"content":{"rendered":"<h1 data-start=\"679\" data-end=\"747\">\u2b50 <strong data-start=\"683\" data-end=\"747\">Nitrox SSI Koh Tao \u2013 Dive Longer and Safer with Enriched Air<\/strong><\/h1>\n<p data-start=\"749\" data-end=\"1054\">The <strong data-start=\"753\" data-end=\"775\">Nitrox SSI Koh Tao<\/strong> course teaches you how to dive safely with enriched air mixes containing up to 36% oxygen. With Nitrox, you increase your no-decompression limits, reduce your surface intervals, and enjoy more comfort during your dives. Many divers also feel less tired after using enriched air.<\/p>\n<p data-start=\"1056\" data-end=\"1142\">\ud83d\udc49 <em data-start=\"1059\" data-end=\"1082\">You may also like our<\/em> <strong data-start=\"1083\" data-end=\"1113\">Advanced Adventurer Course<\/strong> <em data-start=\"1114\" data-end=\"1141\">(internal link to adjust)<\/em>.<\/p>\n<hr data-start=\"1144\" data-end=\"1147\" \/>\n<h2 data-start=\"1149\" data-end=\"1198\">\ud83c\udf0a <strong data-start=\"1155\" data-end=\"1198\">Why Take the Nitrox SSI Koh Tao Course?<\/strong><\/h2>\n<p data-start=\"1200\" data-end=\"1506\">Diving with Nitrox offers several important benefits. First, you can stay underwater longer while staying within safe limits. In addition, your surface intervals are shorter compared to diving on air. Finally, Nitrox increases your safety during repetitive dives, which is especially useful on liveaboards.<\/p>\n<hr data-start=\"1508\" data-end=\"1511\" \/>\n<h2 data-start=\"1513\" data-end=\"1563\">\ud83d\udcd8 <strong data-start=\"1519\" data-end=\"1563\">How the Enriched Air Nitrox Course Works<\/strong><\/h2>\n<p data-start=\"1565\" data-end=\"1652\">The <strong data-start=\"1569\" data-end=\"1591\">Nitrox SSI Koh Tao<\/strong> specialty can be completed in <strong data-start=\"1622\" data-end=\"1633\">one day<\/strong>, with two options:<\/p>\n<ul data-start=\"1654\" data-end=\"1722\">\n<li data-start=\"1654\" data-end=\"1676\">\n<p data-start=\"1656\" data-end=\"1676\">Full theory course<\/p>\n<\/li>\n<li data-start=\"1677\" data-end=\"1722\">\n<p data-start=\"1679\" data-end=\"1722\">Or theory + <strong data-start=\"1691\" data-end=\"1720\">2 dives down to 30 meters<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1724\" data-end=\"1761\">During your training, you will learn:<\/p>\n<ul data-start=\"1763\" data-end=\"1914\">\n<li data-start=\"1763\" data-end=\"1797\">\n<p data-start=\"1765\" data-end=\"1797\">How to analyze your Nitrox mix<\/p>\n<\/li>\n<li data-start=\"1798\" data-end=\"1831\">\n<p data-start=\"1800\" data-end=\"1831\">How to plan your dives safely<\/p>\n<\/li>\n<li data-start=\"1832\" data-end=\"1869\">\n<p data-start=\"1834\" data-end=\"1869\">How to understand oxygen exposure<\/p>\n<\/li>\n<li data-start=\"1870\" data-end=\"1914\">\n<p data-start=\"1872\" data-end=\"1914\">How to use enriched air at <strong data-start=\"1899\" data-end=\"1914\">32% and 36%<\/strong><\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"1916\" data-end=\"1919\" \/>\n<h2 data-start=\"1921\" data-end=\"1950\">\ud83c\udf92 <strong data-start=\"1927\" data-end=\"1950\">What You Will Learn<\/strong><\/h2>\n<h3 data-start=\"1952\" data-end=\"1980\">\u2714 Nitrox Dive Planning<\/h3>\n<p data-start=\"1981\" data-end=\"2057\">You learn how to calculate safe limits and plan your Nitrox dives correctly.<\/p>\n<h3 data-start=\"2059\" data-end=\"2085\">\u2714 Using Enriched Air<\/h3>\n<p data-start=\"2086\" data-end=\"2158\">You practice diving with enriched air mixes containing up to 36% oxygen.<\/p>\n<h3 data-start=\"2160\" data-end=\"2192\">\u2714 Real Benefits Underwater<\/h3>\n<p data-start=\"2193\" data-end=\"2335\">You enjoy longer dives, shorter intervals, and more relaxed experiences \u2014 ideal for photography, marine life observation, or repetitive dives.<\/p>\n<p data-start=\"2337\" data-end=\"2417\">\ud83d\udc49 <em data-start=\"2340\" data-end=\"2400\">For more technical details, visit the official SSI website<\/em> (external link).<\/p>\n<hr data-start=\"2419\" data-end=\"2422\" \/>\n<h2 data-start=\"2424\" data-end=\"2479\">\ud83d\udea4 <strong data-start=\"2430\" data-end=\"2479\">Perfect for Liveaboards and Repetitive Diving<\/strong><\/h2>\n<p data-start=\"2481\" data-end=\"2738\">After completing the <strong data-start=\"2502\" data-end=\"2524\">Nitrox SSI Koh Tao<\/strong> specialty, you will immediately feel the benefits of longer, safer, and easier repetitive dives. This certification is highly recommended for divers who love multi-dive days, deep dives, or underwater photography.<\/p>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is Nitrox and why use it in Koh Tao?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Nitrox (enriched air) is a gas mixture containing more oxygen than normal air (21%). In Koh Tao, diving with Nitrox offers two key advantages: longer bottom times on deeper sites like Sail Rock and Chumphon Pinnacle, and reduced fatigue between dives \u2014 ideal for 3-dive days.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What level do I need for the SSI Nitrox Diver certification in Koh Tao?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The SSI Nitrox Diver certification is accessible from Open Water SSI level (or equivalent). It is one of the most accessible specialties \u2014 no additional dives are required beyond the theory and practical components of the course.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is Nitrox dangerous?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Nitrox is perfectly safe when used correctly and within authorised depth limits. The SSI Nitrox Diver course teaches you exactly these limits: analysing the mix, calculating your Maximum Operating Depth (MOD), and managing oxygen exposure. Used beyond its limits, Nitrox can cause oxygen toxicity \u2014 which is why certification is mandatory.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How long does the SSI Nitrox Diver course take in Koh Tao?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The SSI Nitrox Diver course at The Divers Boat takes one day. It is primarily theory-based: you learn to analyse a Nitrox mix, calculate your MOD, and plan your dives safely. A practical dive completes the training.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between SSI Nitrox Diver and Enriched Air Nitrox Level 2?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"SSI Nitrox Diver (Level 1) covers mixes up to 36% oxygen \u2014 the most common on dive boats. Enriched Air Nitrox Level 2 goes further with mixes up to 40% oxygen, allowing even longer bottom times at moderate depths. Level 2 is recommended for regular divers looking to optimise every dive.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between SSI Nitrox Level 1 and Level 2?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"SSI Nitrox Level 1 covers mixes up to 36% oxygen. SSI Nitrox Level 2 certifies you to use mixes up to 40% oxygen, allowing significantly longer bottom times at depths of 15 to 25 metres \u2014 the most common range on Koh Tao's dive sites.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do I need Nitrox Level 1 before doing Level 2?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the SSI Nitrox Diver Level 1 certification (or equivalent PADI Enriched Air) is the prerequisite for Level 2. At The Divers Boat, it is possible to complete both levels during the same stay in Koh Tao to make the most of your time on the island.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What are the practical benefits of 40% Nitrox in Koh Tao?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"With a 40% Nitrox mix, you can stay significantly longer on shallow sites like Shark Island (8-15m) or Japanese Gardens (6-12m) before reaching your no-decompression limit. On a 3-dive day, this makes a noticeable difference for exploration and underwater photography.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is Nitrox Level 2 suitable for divers who dive regularly?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, Enriched Air Nitrox Level 2 is especially recommended for divers doing multiple dives per day over several consecutive days \u2014 exactly the profile of divers staying in Koh Tao. 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With Nitrox, you increase your no-decompression limits, reduce your surface intervals, and enjoy more comfort during your dives. Many divers also&#8230;<\/p>\n","protected":false},"featured_media":13321,"template":"","meta":[],"product_brand":[],"product_cat":[40],"product_tag":[],"class_list":{"0":"post-8403","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-specialty","8":"first","9":"instock","10":"virtual","11":"purchasable","12":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.0 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Enriched Air Nitrox Level 2 (40%) | The Diver&#039;s Boat<\/title>\n<meta name=\"description\" content=\"Learn the Nitrox SSI Koh Tao course and dive longer, safer, and with less fatigue using enriched air. 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