So if you use larger heat sources and larger clay pots you ll get more heat.
Ceramic pot tea light heater.
Tea lights are small and somewhat insignificant when standing alone but when grouped together they can become a significant source.
The top pot soon warms up giving off a lot of heat.
One modification was to upgrade the heat source from a tea candle to a sterno can.
The original designs i found online has a hole at.
Bella 14747 sn electric portable cordless ceramic hot water kettle heater warmer maker teapot pot for coffee and tea 1 5 liter or 6 cup 4 5 out of 5 stars 9 pinky up nooelle ceramic coffee and glassware electric tea kettle one size light green.
According to wikipedia a single tealight has an energy output of about 100 btu hr.
The only real problem with the tea light flower pot heater is that the tray can get really hot.
Powered by nothing but tea lights.
I believe it s radiating the heat which isn t as effective as if it was convecting it.
Build this diy space heater to keep your personal space warm and toasty this winter.
A small space heater capable of heating a small room is 5000 btu hr.
Thus you actually would need fifty candles to heat the room as efficiently as a space heater instead of just four.
The british video has the presenter saying it costs him 8 pence a day to heat his room.
Of course if you re using 2 or 3 sterno cans that s going to create a lot more btu s than the same number of candles.
Ceramic clay pot heater.
Also it is important to note that tea lights are named such because one of their purposes is to warm tea or in food warmers and products are sold with this in mind.
So let s suppose a space heater would take one hour to heat the room up.
There s been a slight debate on whether this actually works or not.
There are a few videos going around the web on heating a room using a ceramic flower pot heater.
Tea candle and ceramic flower pot heater.
Easy to build attractive inexpensive and efficient ceramic pot heater.
I did the math for you and that comes to 13 cents usd.
You could try setting your tea lights on bricks instead and propping the ceramic pots up with more bricks.
Place the smaller clay flower pot in this case a 5 over the lit tea lights on the trivit block the drain hole with a scrap of aluminium foil the empty case of a used tea light will do fine.
Raise the lower pot off the ground.
Or you can put in a little bit more effort and make the design shown in the video.
Enough heat to indeed raise the temperature of a small room.
Ceramic flower pot heater.
Whether it s convection or radiation etc.