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Description
F273704 10FT Propane Hose Adapter - For Mr. Heater Big Buddy MH18B, Little Buddy MH9B, Portable Buddy MH9BX HeaterF273704 10FT Propane Hose Adapter for Mr Heater Key Features Length: 10 feet (3. 05 meters) Connects appliances designed for 1 lb propane cylinders to 5 20 lb bulk tanks Inlet Connection: P. O. L. (CGA510) Outlet Connection: 1 in 20 Male Throwaway Cylinder Thread Hand tighten swivels on both ends for tool free installation Flexible, thermoplastic construction resists oil contamination Does not require an inline fuel filter with compatible heaters
F273704 10FT Propane Hose Adapter for Mr Heater
Key Features
- Length: 10 feet (3.05 meters)
- Connects appliances designed for 1 lb propane cylinders to 5-20 lb bulk tanks
- Inlet Connection: P.O.L. (CGA510)
- Outlet Connection: 1 in-20 Male Throwaway Cylinder Thread
- Hand-tighten swivels on both ends for tool-free installation
- Flexible, thermoplastic construction resists oil contamination
- Does not require an inline fuel filter with compatible heaters
Replaces / Cross-Reference Part Numbers
- Mr. Heater: F273704
Compatibility & Fitment
- Designed for use with Mr. Heater portable propane heaters
- Fits Mr. Heater Buddy Heaters: MH9BX
- Fits Mr. Heater Big Buddy Heaters: MH18B
- Fits Mr. Heater Tough Buddy Heaters
- Fits Mr. Heater Buddy FLEX Heaters
- Compatible with most appliances that use a 1 lb disposable propane cylinder
When to Replace
- Visible damage such as cracks, abrasions, or brittleness
- Persistent gas leaks after tightening connections
- Stiff or inflexible hose material from age or degradation
- Clogged or restricted gas flow causing poor appliance performance
Installation Tips
- Ensure all connections are hand-tightened securely before use
- Check for leaks at all connection points with a soapy water solution before igniting
- Position the hose to avoid kinks, sharp bends, or contact with hot surfaces
- Connect the hose to the appliance first, then to the bulk propane tank
- When disconnecting, shut off the gas valve on the tank first
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 24 reviews
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Product Reviews
★★★★★ 5
Just the right size to empty your pockets.
Size: 8.5" x 5.8" x 1.9", Color: Orange
Perfect size to empty my pockets when I get home. Fits my wallet, keys, AirPods, etc. excellent quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 21, 2026
★★★★★ 5
Nice and classy
Size: 8.5" x 5.8" x 1.9", Color: Black
Bought this for my husband for Christmas and he loved it. Super classy elegant well made box. Perfect for bedside nightstand for your watch and rings.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 4, 2025
★★★★★ 5
Nice looking and durable
Size: 8.5" x 5.8" x 1.9", Color: Black
I bought this for my little nephew to put his rocks in and out and to keep them in. It’s perfect and durable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
★★★★★ 5
Perfect size
Size: 8.5" x 5.8" x 1.9", Color: Black, Size: 8.5" x 5.8" x 1.9", Color: Black
Love the look of leather and metal together.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 4
Handy small tray
Size: 8.5" x 5.8" x 1.9", Color: Black, Size: 8.5" x 5.8" x 1.9", Color: Black
This tray fits a small side table well. It holds a few remotes and has nice details.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 18, 2025
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