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Mr. Heater 400,000 BTU Big Maxx Natural Gas Standard Combustion Power Vented Unit Heater with Aluminized Steel Heat Exchanger
- Provides 400,000 BTU heat output
- Heats up to 13,400 sq ft
- Performs at 82% thermal efficiency
- Designed with an aluminized steel heat exchanger
- Ships equipped for natural gas (LP conversion kit sold separately)
- Air louvers with three locking positions to change direction of heat
- Easily installs using 3/8 in - 16 tpi threaded rods (sold separately)
- ETL Certified
- Provides 400,000 BTU heat output
- Heats up to 13,400 sq ft
- Performs at 82% thermal efficiency
- Designed with an aluminized steel heat exchanger
- Ships equipped for natural gas (LP conversion kit sold separately)
- Air louvers with three locking positions to change direction of heat
- Easily installs using 3/8 in - 16 tpi threaded rods (sold separately)
- ETL Certified
$2,189.00
Original: $2,699.99
-19%Mr. Heater 400,000 BTU Big Maxx Natural Gas Standard Combustion Power Vented Unit Heater with Aluminized Steel Heat Exchanger—
$2,699.99
$2,189.00Description
- Provides 400,000 BTU heat output
- Heats up to 13,400 sq ft
- Performs at 82% thermal efficiency
- Designed with an aluminized steel heat exchanger
- Ships equipped for natural gas (LP conversion kit sold separately)
- Air louvers with three locking positions to change direction of heat
- Easily installs using 3/8 in - 16 tpi threaded rods (sold separately)
- ETL Certified
