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FREE SHIPPING — Mr. Heater Vent-Free Natural Gas Radiant Wall Heater — 20,000 BTU, 3-Plaque, Model# MHVFR20NGT

Item# 52559
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FREE SHIPPING — Mr. Heater Vent-Free Natural Gas Radiant Wall Heater — 20,000 BTU, 3-Plaque, Model# MHVFR20NGT

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Was $199.99
Sale $179.99

Save $20.00 + Free Shipping (Lower 48 states)

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  • Heats up to 500 sq. feet
  • Delivers instant, sun-like warmth to people and objects in room
  • Great for family rooms, workshops, basement and other hard-to-heat areas
  • Easy installation with no venting or electricity required, making it ideal for power outages
  • Clean-burning, cost-effective heat
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Product Summary

This Mr. Heater Natural Gas Vent-Free Radiant Wall Heater is the perfect choice when you want instant, targeted heat. Infrared radiant heat delivers quick, sun-like warmth directly to you and objects in your room rather than simply warming the air. This heater is an efficient and effective solution for staying warm in rooms with high ceilings or excessive drafts. No venting, chimney or electricity is required, making this heater perfect for power outages. Plus, the multi-output valve assures easy temperature regulation. Convenient piezo ignition provides simple, reliable operation. For peace of mind, this heater comes equipped with an automatic low oxygen shutoff system. Add the optional blower, Item# 52571 (sold separately), to help circulate warmth more quickly and efficiently. Not for sale in CA or Canada. Use in accordance with local codes and ordinances.

What's Included
  • (1) Radiant heater

Features + Benefits

Features for FREE SHIPPING — Mr. Heater Vent-Free Natural Gas Radiant Wall Heater — 20,000 BTU, 3-Plaque, Model# MHVFR20NGT
  • Heats up to 500 sq. feet
  • Delivers instant, sun-like warmth to people and objects in room
  • Great for family rooms, workshops, basement and other hard-to-heat areas
  • Easy installation with no venting or electricity required, making it ideal for power outages
  • Clean-burning, cost-effective heat
  • Multi-output valve provides easy temperature regulation
  • Convenient, easy-to-use piezo ignition
  • Automatic low oxygen shutoff system for safety
  • Requires 6in clearance from corner and side
  • 4500ft. high altitude restriction
Key Specs
Item# 52559
Brand Mr. Heater
Manufacturer's Warranty 12 months parts / 12 months labor
Ship Weight 27.05 lbs
Product Type Radiant heat
Needs Direct Venting No
BTU Output 20,000
Heating Capability (sq. ft.) 500
Blower Included No
Clearance from Corner (in.) 6
Clearance from Side Wall (in.) 6
Heat Settings 1
Gas Inlet (in.) 3/8
Igniter Electronic
Thermostat Included Yes
Dimensions L x W x H (in.) 23 3/4 x 11 1/4 x 27

Customer Reviews

Product Question + Answer
Accessories Frequently Purchased with this Item
We Recommend
Mr. Heater Blower Fan — For Mr. Heater 20,000–30,000 BTU Vent-Free Heaters, Model# F299201
Mr. Heater Blower Fan — For Mr. Heater 20,000–30,000 BTU Vent-Free Heaters, Model# F299201
Item# 52571
In Stock Online
Only $44.99
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Mr. Heater Universal Gas Connection Kit, Model# F271239
Mr. Heater Universal Gas Connection Kit, Model# F271239
Item# 172712
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Only $21.99
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Replacement Parts
Call To Order: 1-800-657-0516

Mon - Fri 7:00 AM - 6:00 PM (Central)
Sat 7:00 AM - 3:00 PM (Central)

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FREE SHIPPING — Mr. Heater Vent-Free Natural Gas Radiant Wall Heater — 20,000 BTU, 3-Plaque, Model# MHVFR20NGT The price is $179.99.
FREE SHIPPING — Mr. Heater Vent-Free Natural Gas Radiant Wall Heater — 20,000 BTU, 3-Plaque, Model# MHVFR20NGT
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Hide Similarities
Product Type Convection heat Radiant heat Radiant heat Convection heat Radiant heat
Needs Direct Venting No No No No Yes
BTU Output
10,000 20,000 30,000 30,000 15,000
Heating Capability (sq. ft.) 250 500 750 750 650
Blower Included No No No No Yes
Blower (CFM)
- - - - 125
Blower Power Supply (Volts, Amps) - - - - 115
Clearance from Corner (in.) 6 6 6 6 6
Clearance from Side Wall (in.) 6 6 6 6 6
Heat Settings 2 1 1 2 Variable
Gas Inlet (in.) 3/8 3/8 3/8 3/8 3/8
Igniter Piezo Electronic Electronic Electronic Pilot light
Thermostat Included No Yes Yes Yes No
Dimensions L x W x H (in.)
7 1/2 x 15 3/4 x 20 23 3/4 x 11 1/4 x 27 27 1/4 x 11 1/4 x 27 27 1/4 x 11 1/4 x 27 9 1/2 x 22 5/16 x 25 5/16