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479 researched picks · 69 gear types

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Mr. Heater · Shelter Heaters

Mr. Heater Big Buddy PRO Series

Enough output to keep a large hub comfortable in subzero weather. The main tradeoff is bulky in a packed sled compared with the Portable Buddy.

Mr. Heater 18,000 BTU Big Buddy PRO Series Heater

Good fitHub anglers and ice campers heating three to six person shelters through hard cold.

Think twiceBulky in a packed sled compared with the Portable Buddy

$150-300 · check the retailer for current price and availability

1 supporting source · record reviewed July 26, 2026

Decision notes

What it does well and what to watch for.

Start with how you plan to use it, then weigh these strengths and tradeoffs against your own setup.

Why it works

  • Enough output to keep a large hub comfortable in subzero weather
  • Three heat settings from pilot-warm to full blast
  • Twin cylinder ports double runtime without stepping up to a bulk tank

Watch for

  • Bulky in a packed sled compared with the Portable Buddy
  • High setting drains 1 pound cylinders fast, so most owners run a 20 pound tank and hose
  • Current PRO series dropped the built-in fan that older Big Buddy versions had

Key details

Specifications at a glance.

Price band
$150-300
Output
4,000, 9,000, or 18,000 BTU radiant
Coverage
Up to 450 square feet
Fuel
Two 1 pound cylinders, or a bulk tank with hose and fuel filter
Safety
Low-oxygen shutoff and tip-over protection

Sources and checks

Sources for Mr. Heater Big Buddy PRO Series.

Record reviewed . Retailers confirm the exact seller, configuration, price, and availability.

These sources support the model identity and buying notes on this page. Shopping links are never treated as evidence.

Complete the setup

Build the rest of the setup.

Ice-shelter basecamp. Start with the pieces your day actually requires. These picks sit near the middle of each category's researched price range.

Eskimo QuickFish 3i insulated pop-up shelter in red and black

Ice Shelters

Eskimo · Ice Shelters

Eskimo QuickFish 3i

Why it belongs: Defines occupied space, wind control, fishable layout, and packed size.

Best for: Anglers on foot who want an affordable insulated hub for one or two people.

$300-600

Before you order

A few final checks.

Make sure the model fits your setup. Then use the retailer listing to confirm what is included, who is selling it, and how returns work.

Ready to check the listing?

$150-300Check price at AmazonOpens Amazon in a new tab. Price and availability can change.
When does the Mr. Heater Big Buddy PRO Series make sense?

Put the Mr. Heater Big Buddy PRO Series on the short list when this describes you: Hub anglers and ice campers heating three to six person shelters through hard cold. Then verify the exact model, fit, and included equipment on the retailer page.

What stands out about the Mr. Heater Big Buddy PRO Series?

The Mr. Heater Big Buddy PRO Series decision comes down to two points. Strength: Enough output to keep a large hub comfortable in subzero weather. Limitation: Bulky in a packed sled compared with the Portable Buddy. Compare the related models above if the limitation affects your setup.

What can vary between Mr. Heater Big Buddy PRO Series listings?

Use output (4,000, 9,000, or 18,000 BTU radiant), coverage (Up to 450 square feet), and fuel (Two 1 pound cylinders, or a bulk tank with hose and fuel filter) as the first Mr. Heater Big Buddy PRO Series fit check. Retailer pages can group nearby configurations, so confirm the exact model and package contents before checkout.

Why does Sportsman Authority send me to a retailer for the Mr. Heater Big Buddy PRO Series?

The Mr. Heater Big Buddy PRO Series purchase button opens the current matched retailer listing. Confirm the model, seller, configuration, price, delivery estimate, and return terms there.