What Are Water Tight Seal Bags?
Water tight seal bags from Rutan are built to stay strong and leak-resistant, even under pressure. If a standard bag fails when exposed to moisture, these bags don’t. They’re designed to protect contents from spills, rain, and environmental moisture. This makes them a reliable option for food handling, industrial use, or any application where contamination from water is a risk.
These are some of the most durable bags we manufacture, capable of containing liquids and keeping sensitive materials dry when exposure would otherwise cause damage. They are commonly used when packaging integrity is critical and downtime or product loss from leakage is unacceptable.
Applications
Rutan’s water tight seal bags are used across industries that demand leak control, puncture resistance, and material integrity. These include food processing, lab environments, emergency response kits, and any setting where wet conditions could compromise quality or safety.
In food settings, they’re used for items like fruits, vegetables, and meats—where maintaining a sealed barrier helps extend freshness, prevent contamination, and allow for refrigeration or freezing. In industrial settings, these bags protect metal parts, electronics, or documents from humidity or accidental splashes.
Unlike basic poly bags, water tight bags are engineered to seal cleanly and remain intact through handling, stacking, and transport. They’re often tested in-house for seal integrity and durability under pressure.
Custom Options
As the manufacturer, Rutan Poly works directly with your team to build every water tight seal bag to your exact specifications. We produce all products in-house at our New Jersey facility and use decades of material expertise to match the bag to your application—not the other way around.
Customization includes:
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Exact sizing based on fill volume and closure needs
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Film strength and thickness tuned for storage, shipping, or repeated use
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Closure options including heat seal, press-to-close, or tape flap
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Material selection for clarity, strength, or freezer performance
For clients who need regulatory alignment, bags can be made from FDA-compliant films or coextruded materials depending on volume and requirements. Our team helps guide material selection based on real-world usage, not guesswork.
Why Rutan?
Rutan is not a supplier or distributor — we are the manufacturer. All products are made in the USA at our New Jersey facility with over 50 years of hands-on experience producing specialty poly bags for commercial and industrial customers.
We work closely with clients who have zero tolerance for leaks or packaging failure. Whether you’re packaging moisture-sensitive electronics or dealing with food-grade regulations, our bags are engineered to do their job—quietly, reliably, and consistently.
We don’t cut corners — every order is built to spec and made to last.
Explore more custom poly bags.
Request a Quote
Need water tight seal bags built for your exact application?
Contact us to request a quote and speak with our team.

