Resp-O2™ Non-Rebreather Masks are designed to deliver high-concentration oxygen therapy in emergency and critical care settings. Each mask features a reservoir bag and a built-in safety valve to support consistent oxygen flow and minimize re-inhalation of exhaled air. The soft, transparent vinyl construction includes smooth edges, an adjustable nose clip, and an elastic head strap for a secure, comfortable fit. Select models include a universal connector compatible with a wide range of oxygen sources. Also available is a versatile 3-in-1 mask that functions as a medium-concentration, high-concentration, or non-rebreathing mask as needed. Designed to deliver high-concentration oxygen therapy in emergency and critical care settings Transparent vinyl mask features smooth edges for patient comfort Adjustable nose clip and elastic strap provide a secure, comfortable fit Includes a vinyl reservoir bag and 7’ of crush-resistant, star lumen oxygen supply tubing 33050U-33055U: Equipped with universal connector for versatile compatibility with multiple oxygen sources 33055: 3-in-1 mask functions as a medium-concentration, high-concentration, or non-rebreathing mask Not made with natural rubber latex or DEHP
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Designed to deliver high-concentration oxygen therapy in emergency and critical care settings
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Transparent vinyl mask features smooth edges for patient comfort
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Adjustable nose clip and elastic strap provide a secure, comfortable fit
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Includes a vinyl reservoir bag and 7’ of crush-resistant, star lumen oxygen supply tubing
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33050U-33055U: Equipped with universal connector for versatile compatibility with multiple oxygen sources
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33055: 3-in-1 mask functions as a medium-concentration, high-concentration, or non-rebreathing mask
| Brand / Manufacturer | Dynarex |
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| SKU | 33054 |
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| UPC / GTIN | 840117310759 |
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| Category | Parts & Accessories |
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| Availability | In stock — ships from the USA |
verifiedAuthorized Distributor — Mediplies is a certified partner for Dynarex.
Specifications sourced from the manufacturer. Need a detail that isn't listed? Ask our team →
Free shipping. Most orders ship in 1–2 business days. Larger equipment ships via freight with curbside delivery; white-glove inside delivery & installation is available on eligible items.
30-day returns. Unopened, unused items in original packaging. Change-of-mind returns: customer covers return shipping and a restocking fee may apply.
Damaged or defective? We cover it 100% — a prepaid label and a full refund or free replacement. Report within 7 days with photos.
Manufacturer warranty. Covered by Dynarex's warranty against defects in materials and workmanship. Length varies by product — contact us for exact terms.
Authorized dealer. We buy direct from the manufacturer — never grey-market — so your warranty is always valid.
Is Mediplies an authorized distributor?expand_more
Yes. Mediplies partners directly with top clinical manufacturers, so every unit is authentic and backed by the full manufacturer warranty.
How fast will this ship?expand_more
In-stock items typically ship in 2–4 business days via medical-grade logistics. Oversized or freight equipment ships per the manufacturer lead time shown in the specifications.
Can I get volume or facility pricing?expand_more
Yes. Use “Request a Quote” for facility, GPO, or high-volume pricing and our team will respond within 24 hours.
What is the warranty and return policy?expand_more
Products carry the manufacturer’s clinical warranty. See our Return Policy for eligibility — sterile or consumable items may be non-returnable for safety reasons.