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Lightweight, Rust-Free 20LB Aluminum Propane Tank for Marine and Outdoor Use
The Flame King 20LB Aluminum Propane Tank is built for the harshest marine environments, delivering rust-free, corrosion-resistant performance that steel tanks simply can't match. Whether you're outfitting a boat, powering a grill, or stocking your RV, this lightweight aluminum tank gives you dependable propane storage with easier lifting, longer life, and cleaner interiors.
Corrosion-Proof for Saltwater Conditions
Made from high-grade aluminum, this tank is fully resistant to rust and saltwater corrosion-ideal for boats, yachts, docks, and any marine application where steel tanks fail over time.
Lightweight Design for Easier Handling
Enjoy more propane with less weight to lift. The aluminum construction makes this tank significantly lighter than steel, perfect for frequent transport, loading, or swapping between appliances.
Accurate Built-In Gas Gauge
Never get caught empty again. The integrated gas meter gauge provides real-time propane level readings so you always know when it's time to refill.
Pre-Purged and Ready to Fill
Arrives EMPTY and vacuum-purged for immediate filling-no extra purging fees, no hassle.
OPD Valve for Safe Filling
Equipped with an Overfill Prevention Device, required by law in most states. If your tank doesn't have one, most refill stations won't fill it.
Certified Safe for U.S. and Canada
X-Ray and Hydrostatic Tested and fully DOT and TC Certified for safe use and transport.
Specifications:
Quality and Service
At Flame King, we manufacture propane tanks and cylinders trusted worldwide for their exceptional quality and reliability. Our commitment to excellence goes beyond the products - we're dedicated to providing outstanding service to every customer. Each tank we produce exceeds industry standards and is crafted in award-winning facilities recognized for their focus on safety and quality. With Flame King, you can count on superior performance and complete peace of mind.
Certifications You Can Count On
At Flame King, we don't just build propane cylinders - we craft trusted companions designed to keep your adventures and daily needs fueled safely and reliably. Whether it's a compact 1 lb. tank for your next camping trip or a heavy-duty 420 lb. cylinder for commercial use, each product is made with care and precision.
Our portable propane cylinders meet strict Department of Transportation (DOT) and Transport Canada (TC) standards, so you can feel confident wherever you go. And for our ASME-certified tanks, they're crafted in facilities certified to ISO 9002 quality standards - because we believe safety and reliability should never be compromised.
With Flame King, you're not just buying a tank; you're investing in peace of mind that lasts.
Durable
Propane equipment faces tough conditions - so we build our tanks from rugged, premium materials designed to stand up to the challenge and deliver lasting performance you can trust.
Safe
At Flame King, safety isn't just a feature - it's our promise. Every tank is rigorously tested in real-world conditions to ensure reliable, dependable performance when it matters most.
Smart Design, Powerful Performance
At Flame King, we fuse cutting-edge technology with durable engineering to deliver propane solutions that are as intuitive as they are reliable - making every experience simpler, safer, and smarter.
Committed to a Greener Future
At Flame King, protecting the planet is at the heart of everything we do. That's why we pioneered the first refillable 1 lb propane tank- helping you reduce waste and embrace a more sustainable way to power your outdoor adventures.
About Us
At Flame King, we believe in the power of propane to fuel life's essential moments - from backyard cookouts to off-grid adventures. For over 20 years, we've been at the heart of it all, designing propane tanks and accessories that people rely on, day in and day out.
Built on a foundation of innovation and integrity, our products are engineered for performance, safety, and longevity. From our durable steel cylinders to our advanced heating and cooking solutions, every Flame King product is crafted to help you heat, power, and cook - wherever life takes you.
We've grown from a trusted manufacturer into a brand that supports sustainability, smarter energy use, and better outdoor living. Whether you're camping under the stars or firing up the grill in your own backyard, Flame King is there to keep the flame alive.
