Btu Space
What is the minimum of heating BTU per thousand square feet of space?.
Furnace choice. Rating Efficeincy BTUs.
60.000 BTU if not properly insulated.you may be able to get by with less, but I would not try it.It 's better not to work a smaller furnace.
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 10K BTU BLACK Radiant Kerosene Space Heater $139.50 Time Remaining: 6h 13m Buy It Now for only: $139.50 |
 Reddy Heater 55 Space Heater 55000 BTU $179.99 Time Remaining: 8h 22m |
 Garden Ridge 30000 BTU Vent free Infared 5 Plaque Space heater 2 gas options $269.99 Time Remaining: 1d 9h 46m Buy It Now for only: $269.99 |
 Best Deal Dual Fuel Gas Space Heater 30K BTU Limited Availability $199.00 Time Remaining: 1d 12h 27m Buy It Now for only: $199.00 |
 World Marketing Insta Light 18000 BTU Infrared Natural Gas Wall Space Heater $89.99 Time Remaining: 1d 13h 53m |
 1500 WATT 5120 BTU COMPACT PORTABLE SHOP SPACE HEATER 120 VOLT ELECTRIC 2 SPEED $99.95 Time Remaining: 2d 7h 2m Buy It Now for only: $99.95 |
 PELONIS B 6A1 1500W 5200btu CERAMIC DISC SPACE HEATER $79.99 Time Remaining: 2d 10h 57m Buy It Now for only: $79.99 |
 Mi T M Propane 375000 BTU Forced Air Portable Space Heater MH 0375 LM10 $578.60 Time Remaining: 2d 13h 31m Buy It Now for only: $578.60 |
 Mi T M Kerosene 215000 BTU Forced Air Portable Space Heater MH 0215 0M10 $492.77 Time Remaining: 2d 13h 33m Buy It Now for only: $492.77 |
 Electric 1500W Quartz Infrared Space Heater Energy Saving 5600BTU PTC $119.95 Time Remaining: 2d 15h 19m |
 Mi T M Kerosene 70000 BTU Forced Air Portable Space Heater MH 0070 0M10 $287.50 Time Remaining: 2d 17h 3m Buy It Now for only: $287.50 |
 Mi T M Kerosene 175000 BTU Forced Air Portable Space Heater MH 0175 0M10 $409.61 Time Remaining: 2d 17h 32m Buy It Now for only: $409.61 |
 Mi T M Natural Gas 150000 BTU Forced Air Space Heater MH 0150 NM10 $380.51 Time Remaining: 2d 20h 37m Buy It Now for only: $380.51 |
 Mi T M Gas Fired 80000 BTU Convection Portable Space Heater MH 0080 CM10 $124.53 Time Remaining: 3d 1h 48m Buy It Now for only: $124.53 |
 420000 BTU Kerosene Space Heater $1,500.00 Time Remaining: 3d 2h 43m Buy It Now for only: $2,000.00 |
 Mi T M Propane 50000 BTU Forced Air Portable Space Heater MH 0050 LM10 $168.64 Time Remaining: 3d 3h 18m Buy It Now for only: $168.64 |
 Mi T M Gas Fired 200000 BTU Convection Portable Space Heater MH 0200 CM10 $151.43 Time Remaining: 3d 4h Buy It Now for only: $151.43 |
 SOLD AS IS LP Propane 75 20000 BTU Blower Space Heater SOLD AS IS $19.99 Time Remaining: 3d 11h 50m |
 COMPACT VENT FREE 30000 BTU SPACE HEATER NATURAL GAS $364.99 Time Remaining: 5d 4h 23m Buy It Now for only: $364.99 |
 New Comfort Zone Ceramic Space Heater w Fan 5200 BTU $54.99 Time Remaining: 5d 9h 30m Buy It Now for only: $54.99 |
 Feature Comforts 18000 BTU Infrared Gas Space Heater $99.00 Time Remaining: 5d 13h 47m |
 NEW Portable Propane Gas Garage Space Heater 25 000 BTU $184.95 Time Remaining: 6d 4h 53m Buy It Now for only: $184.95 |
 KEROSUN OMNI 105 KEROSENE SPACE HEATER 19500 BTU HR $9.95 Time Remaining: 6d 14h 47m |
 CZ Infrared Space Heater 5600 BTU Oak Body New $399.99 Time Remaining: 7d 15h 50m Buy It Now for only: $399.99 |
 CZ Infrared Space Heater 5600 BTU Cherry Body New $399.99 Time Remaining: 7d 16h 20m Buy It Now for only: $399.99 |
 Sengoku Winter Portable KeroHeat 10000 BTU Radiant Kerosene Space Heater $208.43 Time Remaining: 8d 6h 40m Buy It Now for only: $208.43 |
 DAYTON 250000 btu SPACE HEATER GAS 70240 $434.99 Time Remaining: 8d 7h 48m Buy It Now for only: $434.99 |
 ORBIS Calorama 20000 BTU LP or Natural gas direct vent space heater with vent $525.00 Time Remaining: 8d 8h 35m Buy It Now for only: $525.00 |
 New 2012 Patio Portable 14000 BTU Propone Gas LPG Infrared Space Heater OSD CE $129.95 Time Remaining: 8d 11h 9m Buy It Now for only: $129.95 |
 Mi T M Propane 15000 BTU Radiant Portable Tank Top Space Heater MH 0015 IM10 $48.60 Time Remaining: 8d 11h 38m Buy It Now for only: $48.60 |
 Mi T M Propane 30000 BTU Radiant Portable Tank Top Space Heater MH 0030 IM10 $115.99 Time Remaining: 8d 13h 30m Buy It Now for only: $115.99 |
 Mr Heater 20000 BTU Propane Radiant Vent Safety Space Heater Winter Room Warm $222.16 Time Remaining: 9d 3h 25m Buy It Now for only: $222.16 |
 Electric 4 Disc Ceramic Space Heater Pelonis 5200 BTU $52.98 Time Remaining: 9d 11h 14m Buy It Now for only: $52.98 |
 Sengoku Portable Outdoor Space Heater 10000 BTU $80.00 Time Remaining: 10d 5h 20m Buy It Now for only: $80.00 |
 10000 BTU Infrared Wall Space Heater with Thermostat $197.95 Time Remaining: 10d 7h 3m Buy It Now for only: $197.95 |
 Space Heater Diesel or Kerosene Commercial 115volt 210000 BTU1930 CFM $2,395.00 Time Remaining: 10d 7h 27m Buy It Now for only: $2,395.00 |
 Best Deal Dual Fuel Gas Space Heater 20K BTU Limited Availability $189.00 Time Remaining: 10d 15h 44m Buy It Now for only: $189.00 |
 Mr Heater Portable Winter Propane Radiant 35K BTU Outdoor Patio Space Heater $159.96 Time Remaining: 10d 22h 14m Buy It Now for only: $159.96 |
 NEW 4000 W Electric Wall Vent Space Heater Low Profile 208 V White 13000 BTU $194.25 Time Remaining: 12d 4h 46m Buy It Now for only: $194.25 |
 5107 FC STERLING Gas Space Heater 160000 BTU new $750.00 Time Remaining: 13d 5h 58m Buy It Now for only: $750.00 |
 Jim Dandy 80000 BTU Space Heater Local Pick up Only $159.99 Time Remaining: 15d 3h 48m Buy It Now for only: $159.99 |
 Rinnai RHFE 263 FAII Space Heater Natural Gas 12000 BTU $999.99 Time Remaining: 16d 10h 32m Buy It Now for only: $999.99 |
 Pelonis Temperature Control Space Heater 5200BTU 1500W $32.98 Time Remaining: 17d 2h 35m Buy It Now for only: $32.98 |
 Pelonis Electric 4 Disc Ceramic Space Heater 5200 BTU $52.98 Time Remaining: 17d 2h 47m Buy It Now for only: $52.98 |
 NEW SOLEUS AIR 12000 BTU PH3 12R 03 HEAT PUMP AC PORTABLE ELECTRIC SPACE HEATER $438.98 Time Remaining: 18d 14h 31m Buy It Now for only: $438.98 |
 QUIET ONE KS2008 HYDRONIC KICK SPACE HEATER 9000 BTU $180.60 Time Remaining: 19d 1h 6m Buy It Now for only: $180.60 |
 NEW SOLEUS AIR PH5 13R 35D 12500 BTU HEAT PUMP AC PORTABLE ELECTRIC SPACE HEATER $492.99 Time Remaining: 19d 5h 41m Buy It Now for only: $492.99 |
 NEW ENERZEN HEATER 6600 BTU 6 QUARTZ 1500W 6 Year Warranty Zone Space Room $973.99 Time Remaining: 19d 12h 48m Buy It Now for only: $973.99 |
 ENERZEN OAK WOOD HEATER 6600 BTU 6 QUARTZ 1500W 6 Year Warranty Zone Space Room $157.99 Time Remaining: 19d 13h 28m Buy It Now for only: $157.99 |
 QUIET ONE KS2004 HYDRONIC KICK SPACE HEATER 4800 BTU $130.00 Time Remaining: 22d 1h 32m Buy It Now for only: $130.00 |
 QUIET ONE KS2006 HYDRONIC KICK SPACE HEATER 7500 BTU $167.00 Time Remaining: 22d 7h 22m Buy It Now for only: $167.00 |
 EMPIRE 18000 BTU Vent Free LP Space Heater SR18T $349.88 Time Remaining: 24d 18h 16m Buy It Now for only: $349.88 |
 EMPIRE SR30T 30000 BTU VENT FREE LP SPACE HEATER $429.99 Time Remaining: 24d 18h 17m Buy It Now for only: $429.99 |
 15000 BTU Propane Infrared Wall Space Heater with Choice of Heat Control $199.99 Time Remaining: 24d 21h 19m Buy It Now for only: $199.99 |
 Navien CC210 Wall Hung Indoor Tankless Gas Space Water Heater 175K BTU CC210 N $1,275.00 Time Remaining: 25d 7h 53m Buy It Now for only: $1,275.00 |
 Navien CC210A Tankless Gas Water Space Heater 175K BTU With Pump CC210 N $1,425.00 Time Remaining: 25d 8h 32m Buy It Now for only: $1,425.00 |
 25000 BTU Propane Wall Space Heater with Choice of Heat Control $229.99 Time Remaining: 25d 14h 15m Buy It Now for only: $229.99 |
 Comfort Glow Vent Free Infrared Tower Gas Space Heater CTR25NR 25000 BTU $199.00 Time Remaining: 26d 11h 6m Buy It Now for only: $199.00 |
 New 2012 Patio Portable 14000 BTU Propone Gas LPG Infrared Space Heater OSD CE $159.95 Time Remaining: 26d 22h 43m Buy It Now for only: $159.95 |
 Mi T M Kerosene 400000 BTU Forced Air Portable Space Heater MH 0400 0M10 $1,550.98 Time Remaining: 27d 18m Buy It Now for only: $1,550.98 |
 NEW Electric Baseboard Space Room Heater w 4000 BTU $62.19 Time Remaining: 27d 8h 2m Buy It Now for only: $62.19 |
 NEW SOLEUS 12000 BTU HEAT PUMP AC DEHUMIDIFIER PORTABLE ELECTRIC SPACE HEATER $438.98 Time Remaining: 27d 17h 52m Buy It Now for only: $438.98 |
 Pioneer Trekker Portable Space Heater Oil Fired $575.00 Time Remaining: 28d 4h 2m Buy It Now for only: $575.00 |
 Mr Heater 30000 BTU Propane Blue Flame Vent Space Heater Winter Room Warm $266.40 Time Remaining: 28d 8h 54m Buy It Now for only: $266.40 |
 CEDAR RIDGE 30K 30000 BTU Vent Free Space Heater Natural Gas NG or Propane LP $190.00 Time Remaining: 28d 10h 12m Buy It Now for only: $190.00 |
 World Marketing 6000 BTU Infrared Wall Space Heater $119.99 Time Remaining: 28d 22h 37m Buy It Now for only: $119.99 |
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