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Flame King

Flame King 20-lb. Propane Tank Cylinder With OPD Valve

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

20-lb. Empty

Propane cylinder from Flame King

Pre-purged Ready

To be filled

Includes Premium

Overfilling Prevention Device (OPD) valve

Dot Tc

Certified for safe handling

High-grade, Powder-coated

Welded steel construction

$79.99
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SKU: WX2*0724478

Overview

This propane cylinder is built for users who need a refillable fuel source for heaters, grills, and other gas accessories. It arrives empty, pre-purged, and ready to be filled, making it suitable for home use as well as recreational and industrial settings. The tank includes an OPD valve assembly, a carry collar for easier handling, and DOT/TC certification for added compliance during transport and use. Its portable design also makes it a practical option for camping, tailgates, and ice fishing shanties.

Why Hunters Choose the Flame King

Empty, Pre-purged

Cylinder arrives ready to be

Opd Valve

Assembly adds an overfilling prevention

Dot Tc

Certified for home, recreational, or

Powder-coated Welded

Steel construction provides a durable

Easy-to-hold Carry

Collar supports transport to campsites,

Key Features

  • 20-lb. empty propane cylinder from Flame King
  • Pre-purged and ready to be filled
  • Includes premium Overfilling Prevention Device (OPD) valve assembly
  • DOT and TC certified for safe handling
  • High-grade, powder-coated welded steel construction
  • Easy-to-hold carry collar for portability

Best Used For

  • Campers needing a ready-to-fill propane cylinder for heaters, grills, and other gas accessories.
  • Tailgaters who want a portable tank for outdoor cooking and heating setups.
  • Ice fishing shanty users needing a certified propane cylinder for cold-weather heating.
  • Home or recreational users seeking an empty tank with OPD valve and carry collar.
  • Industrial users requiring a DOT/TC certified cylinder for approved propane applications.

Specifications

Capacity20-lb.
Carry CollarEasy-to-hold carry collar
CertificationDOT/TC certified
ConditionEmpty
Construction MaterialHigh-grade, powder-coated welded steel
Fuel TypePropane
PortabilityPortable
Pre PurgedYes
TestingX-ray and hydrostatic tested
Use CasesHeater, grill, gas accessory, camping, tailgates, ice fishing shanties
Valve TypeOPD valve assembly

Pros

  • Empty, pre-purged cylinder arrives ready to be filled for immediate use.
  • OPD valve assembly adds an overfilling prevention feature for handling.
  • DOT and TC certified for home, recreational, or industrial applications.
  • Powder-coated welded steel construction provides a durable tank build.
  • Easy-to-hold carry collar supports transport to campsites, tailgates, or shanties.

Considerations & Trade-offs

  • This is an empty cylinder, so it requires filling before use and is not ready for immediate fuel service out of the box.
  • At 20 lb. capacity, it offers a practical portable size, but it may not suit users who need a larger fuel reserve for longer outings or heavier use.
  • The listing emphasizes safe handling and certification, but it does not specify compatibility details for every appliance or connector setup, so fit should be confirmed before purchase.
  • It is described as portable with an easy-to-hold carry collar, yet it is still a steel propane tank and should be handled with the expected care and storage considerations.

Suggested Comparisons

  • Propane cylinders
  • Refillable fuel tanks
  • Camping fuel containers
  • Portable gas cylinders

Suggested Accessories

  • Propane hose and regulator
  • Propane tank gauge
  • Tank cover or carry bag
  • Propane appliance connector

Frequently Asked Questions

Is this propane tank ready to use out of the box?

It is empty, pre-purged, and ready to be filled. It is not pre-filled.

What safety features are listed for this cylinder?

The listed safety features include a premium Overfilling Prevention Device (OPD) valve assembly and DOT/TC certification. The long description also says it is X-ray and hydrostatic tested.

What can this tank be used with?

The description says it can fuel a heater, grill, or other gas accessory.

Is this tank suitable for outdoor use?

The product is described as portable and suitable for camping, tailgates, ice fishing shanties, and similar uses.

What construction details are provided?

The tank is described as having high-grade, powder-coated welded steel construction and an easy-to-hold carry collar.