---
product_id: 377241831
title: "Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi"
brand: "mr. heater"
price: "584472CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/377241831-mr-heatercorporation-f299720-vent-free-20-000-btu-blue-flame
store_origin: SN
region: Senegal
---

# Battery ignition 99.9% efficiency 20,000 BTU power Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi

**Brand:** mr. heater
**Price:** 584472CFA
**Availability:** ✅ In Stock

## Summary

> 🔥 Heat up your space, not your worries! 🔥

## Quick Answers

- **What is this?** Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi by mr. heater
- **How much does it cost?** 584472CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/377241831-mr-heatercorporation-f299720-vent-free-20-000-btu-blue-flame)

## Best For

- mr. heater enthusiasts

## Why This Product

- Trusted mr. heater brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Control:** Top-mounted adjustable thermostat for personalized comfort.
- • **Eco-Friendly Heating:** No venting required, making it an economical and efficient choice.
- • **Stay Warm, Stay Safe:** Equipped with ODS low oxygen safety shut-off for peace of mind.
- • **Versatile Installation:** Easily wall-mounted or free-standing with included feet kit.
- • **Power Outage? No Problem!:** Operates seamlessly during power outages, keeping you cozy.

## Overview

The Mr. Heater F299720 is a powerful 20,000 BTU vent-free propane heater designed for convenience and efficiency. With a battery-operated ignition and a low-oxygen safety shut-off, it ensures safe and reliable heating even during power outages. Its versatile installation options and high efficiency make it an ideal choice for any space.

## Description

Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi

## Features

- Convenient top-mounted comfort control adjustable thermostat
- Battery operated electronic ignition - requires one AA battery (included)
- Easy to install - wall mount or free standing (feet kit included)
- ODS low oxygen safety shut-off control
- Operates during power outages - without electricity
- Economical - 99.9% efficient
- No venting or chimney required

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Mr. Heater |
| Model Number | F299720 |
| Color | Multicolor |
| Product Dimensions | 58.12 x 30.81 x 68.28 cm; 11.23 kg |
| Material | Propane |
| Auto Shutoff | Yes |
| Special Features | Low-Oxygen Safety Shutoff |
| Item Weight | 11.2 Kilograms |

## Product Details

- **Brand:** Mr. Heater
- **Special features:** Low-Oxygen Safety Shutoff
- **Colour:** Multicolor
- **Form factor:** Cabinet
- **Indoor/outdoor use:** Indoor

## Images

![Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi - Image 1](https://m.media-amazon.com/images/I/81qRY3jtz+L.jpg)
![Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi - Image 2](https://m.media-amazon.com/images/I/815ryYgptgL.jpg)
![Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi - Image 3](https://m.media-amazon.com/images/I/71rQDSvpWgL.jpg)
![Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi - Image 4](https://m.media-amazon.com/images/I/81TkOCmqe1L.jpg)
![Mr. HeaterCorporation F299720 Vent-Free 20,000 BTU Blue Flame Propane Heater, Multi - Image 5](https://m.media-amazon.com/images/I/81VSHBqPDGL.jpg)

## Available Options

This product comes in different **Material Type** options.

## Questions & Answers

**Q: Can u use propane tank from a grill and how long would it last**
A: Quick math says about 17 hrs on full tank.  This heater has a high and low output, 
controlled by the thermostat, not the user. One gallon propane would last approx 4 hours.
A full 20 lb tank holds about 4.5 gallons.

**Q: How many hours or days will it run with a 20# bottle?**
A: This heater will not work on a 20# bottle.  It requires a minimum of a 100# cylinder.

**Q: It dont tell the dimensions? Is it 20" wide**
A: The dimensions for the heater are 23 3/4" W x 11 1/4" D x 27" H.

**Q: Why do you need a shut off valve when you are using a portable propane tank (with a shutoff)?**
A: Your tank is supposed to be outside you run the lines through the wall to the inside so you’re supposed to have a shut off valve on the inside just below and behind the heater Check with your local state regulations

## Frequently Bought Together

- Mr. Heater MHVFBF20LPT 20,000 BTU Blue Flame Vent Free Propane Heater For Cold Rooms, Additions, Sun Rooms Cabins & Garage - White
- Mr. Heater F273684 Vent Free Accessories, Black
- Mr. Heater F299201 Vent-Free Blower Accessory Kit (2016-present), Multi

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**Shop now:** [https://www.desertcart.sn/products/377241831-mr-heatercorporation-f299720-vent-free-20-000-btu-blue-flame](https://www.desertcart.sn/products/377241831-mr-heatercorporation-f299720-vent-free-20-000-btu-blue-flame)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-13*