{"product_id":"20-1-chamber-air-purge-nfpa-99-compliance-kit","title":"20:1 Chamber Air Purge \u0026 NFPA 99 Compliance Kit","description":"\u003ch2\u003eMake Any Hyperbaric Chamber NFPA 99 Compliant\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe 20:1 Chamber Air Purge Kit\u003c\/strong\u003e is Prestige Hyperbaric's dedicated safety-and-compliance upgrade for any brand of hyperbaric chamber. It delivers a high-volume stream of clean room air alongside your existing oxygen concentrator output — pushing the ambient chamber air-to-concentrated-O₂ ratio to \u003cstrong\u003e20:1\u003c\/strong\u003e and keeping the inside of the chamber safely \u003cstrong\u003ebelow the 23.5% FiO₂ threshold defined in NFPA 99, Health Care Facilities Code\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard chambers run about a 9:1 dilution ratio.\u003c\/strong\u003e That's fine for home use, but as soon as an oxygen concentrator is running the chamber atmosphere begins climbing toward oxygen-enriched levels. NFPA 99 defines an \u003cem\u003eoxygen-enriched atmosphere\u003c\/em\u003e as anything above 23.5% O₂, and once you cross that line the whole environment is treated as a fire-risk space. Our 20:1 kit more than doubles the room-air side of the equation so you stay comfortably under the code threshold — without ever cutting your therapy time or your working pressure.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy the Air Purge Kit\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNFPA 99 compliant — with add-on installed.\u003c\/strong\u003e Keeps the chamber atmosphere below 23.5% O₂, the fire-safety threshold referenced by NFPA 99 (Health Care Facilities Code).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20:1 dilution ratio.\u003c\/strong\u003e Room air to concentrated O₂ pushed from the standard 9:1 to a code-safe 20:1. Run two 10 LPM concentrators (20 LPM total) and the ratio moves to 10:1 — still well under the standard 4.5:1 ratio of a stock 20 LPM system.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCO₂ \u0026amp; waste-gas purge.\u003c\/strong\u003e Higher air throughput actively flushes carbon dioxide, VOCs, and other exhaled waste out of the chamber — cleaner atmosphere for every session.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFaster pressurization.\u003c\/strong\u003e The extra clean-air flow gets your chamber to therapeutic pressure faster than the stock compressor alone.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal fit.\u003c\/strong\u003e Adapts to any hyperbaric chamber — Prestige Hyperbaric, Oxycell, OxyRevo, Oxygen Health Systems, Airvida, Macy-Pan, Olive, Summit to Sea, Vitaeris, and virtually every other brand on the market.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePro install support included.\u003c\/strong\u003e Every kit ships with tailored install guidance from our team — we adapt the fittings, hose runs, and control setup to your specific chamber.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow the 20:1 dilution works\u003c\/h3\u003e\n\u003cp\u003eEvery hyperbaric chamber is a mix of two air streams: \u003cstrong\u003ecompressed room air\u003c\/strong\u003e from the air compressor and \u003cstrong\u003econcentrated oxygen\u003c\/strong\u003e from one or more oxygen concentrators. The ratio between the two determines the FiO₂ inside the chamber.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 10 LPM system, no upgrade:\u003c\/strong\u003e ~9:1 ratio — chamber climbs toward oxygen-enriched territory.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 20 LPM system, no upgrade:\u003c\/strong\u003e ~4.5:1 ratio — chamber runs even richer in oxygen.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10 LPM + 20:1 Air Purge Kit:\u003c\/strong\u003e 20:1 ratio — chamber stays cleanly below 23.5% O₂.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20 LPM + 20:1 Air Purge Kit:\u003c\/strong\u003e 10:1 ratio — code-safe headroom even at maximum therapeutic O₂ flow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the kit\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-flow hyperbaric-style air purge pump\u003c\/li\u003e\n  \u003cli\u003ePrecision inline HEPA filter (99.97% at 0.3 micron)\u003c\/li\u003e\n  \u003cli\u003eChamber-side quick-connect fittings and pressure gauge\u003c\/li\u003e\n  \u003cli\u003eBraided reinforced supply hose sized for your chamber\u003c\/li\u003e\n  \u003cli\u003eControl panel with adjustable purge rate\u003c\/li\u003e\n  \u003cli\u003eWritten install guide plus one-on-one setup call with our engineering team\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFits every major chamber brand\u003c\/h3\u003e\n\u003cp\u003eThe 20:1 Chamber Air Purge Kit is a universal safety and compliance upgrade. We regularly install it into:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrestige Hyperbaric (Vessel of Power, Sphere of Power, Pavilion of Power, Grand Vessel, Grand Sphere, Grand Vessel Rx, Grand Pavilion)\u003c\/li\u003e\n  \u003cli\u003eOxycell hyperbaric chambers\u003c\/li\u003e\n  \u003cli\u003eOxyRevo (Apex, Explorer, Lamborghini, and other soft-shell and hard-shell models)\u003c\/li\u003e\n  \u003cli\u003eOxygen Health Systems (Fortius, Respiro, Elite)\u003c\/li\u003e\n  \u003cli\u003eAirvida hyperbaric chambers\u003c\/li\u003e\n  \u003cli\u003eMacy-Pan (all soft-shell and hard-shell models)\u003c\/li\u003e\n  \u003cli\u003eOlive Hyperbaric chambers\u003c\/li\u003e\n  \u003cli\u003eSummit to Sea Dive \/ Grand Dive\u003c\/li\u003e\n  \u003cli\u003eVitaeris 320\u003c\/li\u003e\n  \u003cli\u003eAny other brand — message us and we'll confirm fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePower \u0026amp; installation notes\u003c\/h3\u003e\n\u003cp\u003eThe high-flow pump draws more power than a standard chamber compressor and may require a dedicated 20-amp circuit depending on your room layout. During your install call we'll confirm your electrical setup and specify the plug and breaker requirements for your chamber. Installation is straightforward for anyone comfortable with hyperbaric chamber setup; our team is on the phone with you through the entire process.\u003c\/p\u003e\n\n\u003ch3\u003ePairs with the Prestige Oxygen Analyzer\u003c\/h3\u003e\n\u003cp\u003eFor continuous, verifiable proof that the chamber is running under 23.5% O₂, pair the 20:1 Air Purge Kit with our \u003ca href=\"https:\/\/prestige-hyperbaric-and-wellness.myshopify.com\/products\/oxygen-analyzer-premium\"\u003eOxygen Analyzer Premium\u003c\/a\u003e ($499). Medical-grade oxygen analyzer with training — gives you a live FiO₂ readout inside the chamber so you can document compliance in real time.\u003c\/p\u003e\n\n\u003ch3\u003ePricing \u0026amp; shipping\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e$4,000\u003c\/strong\u003e for the complete kit. \u003cstrong\u003e$100 flat shipping\u003c\/strong\u003e to the continental US. Ships within 5–7 business days. International shipping quoted separately — \u003ca href=\"https:\/\/prestigehyperbaric.com\/contact.html\"\u003econtact us\u003c\/a\u003e for a quote.\u003c\/p\u003e\n\n\u003ch3\u003eImportant — read before ordering\u003c\/h3\u003e\n\u003cp\u003eNFPA 99® is a registered trademark of the National Fire Protection Association. \"NFPA 99 compliant\" refers specifically to the \u0026lt;23.5% O₂ fire-safety threshold defined in the code, achieved by keeping the chamber atmosphere below that value while the 20:1 Air Purge Kit is installed and operating correctly. Full facility compliance with NFPA 99 requires review by your local Authority Having Jurisdiction (AHJ) and is the responsibility of the chamber owner and operating facility. Prestige Hyperbaric provides the hardware, installation guidance, and technical support to meet the ambient-atmosphere requirement; the customer is responsible for facility-level compliance, permitting, and inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNot a medical device. Not FDA cleared. This product is a safety and ventilation upgrade for the chamber itself and does not treat any condition.\u003c\/em\u003e\u003c\/p\u003e","brand":"Prestige Hyperbaric","offers":[{"title":"Default","offer_id":44592273784874,"sku":"PHP-NFPA99-KIT-20-1","price":4000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/7068\/5994\/files\/20-1-chamber-air-purge-nfpa-99-compliance-kit.png?v=1784346756","url":"https:\/\/prestige-hyperbaric-and-wellness.myshopify.com\/products\/20-1-chamber-air-purge-nfpa-99-compliance-kit","provider":"Prestige Hyperbaric and Wellness","version":"1.0","type":"link"}