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North American Rescue HYFIN Vent Compact Chest Seal Twin Pack
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The HyFin® Vent Compact Chest Seal Twin Pack provides users with two vented chest seals in a compact packaging designed for the prevention, management and treatment of an open and/or tension pneumothorax potentially caused by a penetrating chest trauma. 25% smaller than the original HYFIN Vent Chest Seal Twin Pack.
- NATO NSN# 6510-01-682-2091
- Smaller packaging, approximately 25% smaller than the standard HyFin® Vent Chest Seal
- 3-channel pressure relief vents
- Two Chest Seals for the treatment of entry/exit or multiple penetrating wounds
- Advanced adhesive gel for superior adhesion, even to sweaty or hairy chests
- Large red tab for single step, peel and apply application that also allows for burping the wound if necessary
- Rugged, easy-to-open foil package featuring signature Red-Tip Technology® tear notches with perforated twin packaging allowing rescuers to open only one dressing at a time as needed
Dimensions:
- Device: 4.75 in. x 4.75 in. (excluding tab)
- Packaged: H 3.875 in. x W 6.6 in. x D 0.13 in.
- Weight: 1.55 oz
- U.S. Patents: 7,504,549
The cutting-edge design of these chest seals incorporate 3-vented channels designed to allow air to escape the chest cavity during exhalation but prevent airflow from entering through the injury site during inhalation. Each HyFin® Vent Compact Chest Seal is made with advanced hydrogel technology designed to provide a superior adhesion in adverse conditions or austere environments where the casualty may be covered in blood, sweat, body hair, or other environmental contaminants.
Constructed of a rugged, easy-to-open foil pouch, the perforated twin packaging allows users to open only one dressing at a time as needed. Its small packaging is approximately 25% smaller than that of the standard HyFin® Vent Chest Seal and is ideal for low profile kits as you do not have to fold it to get it to fit in your kit, go-bag, cargo pocket or body armor.
***This item is non-returnable.***
When systems fail, capability matters. This gear is chosen for real-life application.
Durable materials. Practical construction. Dependable performance under stress.
If it doesn’t improve preparedness, we don’t carry it.

Survival Gear BSO was built for those who understand that readiness isn’t paranoia — it’s wisdom. We curate practical, field-ready gear designed to help you protect, provide, and persevere when it matters most.
No gimmicks. No fluff.
Just dependable equipment for real-world situations.
HOW FAST WILL MY ORDER SHIP?
We process and ship most orders within 2–3 business days.
Once your order is on the way, you’ll get a tracking number so you can monitor delivery. Orders don’t ship on weekends or federal holidays, and expedited options are available at checkout.
CAN I TRACK MY ORDER?
You can track your order by checking the shipping confirmation email, which contains a tracking number and a link to the courier's website. Alternatively, log in to your account on our website, navigate to "My Orders," and click on the tracking link provided for your order.
WHAT IF THERE’S AN ISSUE WITH MY ORDER?
If there is an issue with your order, please contact our customer service team as soon as possible. You can reach us via email, phone, or through the contact form on our website. Provide your order number and a brief description of the problem so we can assist you quickly.
CAN I MODIFY OR CANCEL MY ORDER?
Contact us as soon as possible after placing your order. If it hasn’t shipped yet, we’ll do our best to assist.
DO YOU OFFER RETURNS?
Yes. If your gear isn’t the right fit, we offer straightforward returns. See our return policy for details.
WHY SHOP WITH SURVIVAL GEAR BSO?
We curate practical, field-ready equipment — no gimmicks, no fluff. Everything we carry serves a real preparedness purpose.


