Avenger

Avenger FBDTP30 30000 BTU Tank Top Propane Heater

4.5 (223 reviews)
20 lb

30,000 BTU of instant, portable propane heat that mounts directly to your tank and runs up to 18 hours on a single 20 lb. fill.

$69.99*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Avenger FBDTP30 is a tank-top propane heater that skips the stand-and-base setup entirely — it threads directly onto a standard 20 lb. propane cylinder and becomes its own freestanding unit. At 30,000 BTU maximum output with a double-burner design, it's built for situations where you need serious, immediate warmth: a campsite dropping into the 30s, a tailgate that ran long, or a work site where electric heat isn't an option. The three heat settings aren't token adjustments; low, medium, and high offer meaningfully different output levels that let you conserve fuel when conditions improve.

Construction centers on a durable wire guard front and rear, protecting the burner elements during use and transport. The burner heads swivel up to 45 degrees, which matters more than it sounds — being able to angle heat toward a chair cluster rather than straight up makes a real difference in comfort. The automatic gas shutoff triggers if the flame extinguishes unexpectedly, and a tip-over switch kills the unit if it falls. Runtime of up to 18 hours on a single 20 lb. tank makes this a realistic option for weekend trips where resupply isn't convenient. The 99.9% efficiency rating means nearly all the fuel combusted goes directly into heat output rather than waste.

Key Features

TECHNOLOGY: 30,000 Maximum BTU infrared outdoor heater provides powerful heat which operates on threaded, refillable propane tanks (sold separately); Recommended for outdoor use only

DEPENDABLE: 3 heat temperature settings (low-medium-high) for customizable heat settings, ideal for greater heat flow for your outdoor space; Durable front & rear wire guard for safer operation

USEFUL: Hooks up in minutes, heats up in seconds; Great portable heater for camping Propane burner heads swivel up to 45 degrees for directional heating on top of the propane tank

SAFE: Automatic Safety Control Valve shuts off gas flow to the patio heater if flame goes out; Match-light ignition, no electricity required; Safety tip switch so portable heater shuts down if accidentally tipped over

ECONOMICAL: These low-cost outdoor heaters are the perfect solution when you need instant heat! 99.9% efficient. This small but powerful heater can run for up to 18 hours on a single 20 lb. propane tank

Specifications

BTU Output
30,000 Maximum
Heater Type
Infrared outdoor heater
Fuel Type
Propane
Heat Settings
3 (low-medium-high)
Ignition Type
Match-light
Efficiency
99.9%
Maximum Run Time (20 lb tank)
18 hours
Swivel Angle
Up to 45 degrees

Pros & Cons

👍 Pros

  • Mounts directly onto the propane tank — no separate stand or base required
  • Three heat settings give meaningful control over BTU output for different conditions
  • Dual burner heads swivel 45 degrees for directional heat placement
  • Tip-over shutoff and automatic flame-out valve address the two most common outdoor heater safety risks
  • Up to 18 hours of runtime on a 20 lb. tank makes it viable for multi-day trips without resupply

👎 Cons

  • Match-light ignition requires a lighter or matches — no built-in piezo igniter for one-handed starts
  • Rated for outdoor use only, limiting its utility in partially enclosed spaces like screen porches or garages
  • Propane tank sold separately, adding to initial cost
  • No carrying handle or storage bag included for transport
  • The wire guard protects against accidental contact but adds bulk when packing

Frequently Asked Questions

No electricity or batteries needed. The FBDTP30 uses match-light ignition, making it fully self-contained and ideal for remote camping or power-free outdoor settings.
It has three heat settings — low, medium, and high — so you can dial back output for milder conditions or run it full blast at 30,000 BTU when temperatures drop hard.
The FBDTP30 has an automatic safety control valve that cuts gas flow if the flame goes out, plus a tip-over switch that shuts the unit down if it gets knocked over — both critical for outdoor use where surfaces aren't always level.
Yes. The dual burner heads swivel up to 45 degrees, letting you angle the heat toward a seating area or work zone rather than radiating it straight up.
It's designed specifically for threaded, refillable propane tanks. A standard 20 lb. tank will run it for up to 18 hours. The heater is not rated for indoor use.