Some types of wood give off a lot more heat than others.
All types of wood give about the same heat energy per kilo. The shape and size of the logs however will make a difference. Logs that are 5-6 inches wide give the best results.
The shape and size of logs make a difference to heat given off
All types of wood give about the same heat energy per kilo but shape and size will make a difference. Logs that are 5-6 inches / 125 – 150mm wide will give the best results.
My chimney doesn’t need sweeping because I’ve had a woodburner with a liner fitted.
It absolutely does need sweeping or you are heading for trouble. Other checks may be made at the same time and a professional sweep can give lots of useful advice.
Overnight slumbering / closing the air down on my stove saves fuel and money
Exactly the opposite is true. Slumbering wastes large amounts of fuel . It also clogs up the chimney and makes a damaging chimney fire more likely. It creates lots of unnecessary air pollution.
Burning pine or softwoods on my fire is bad for the chimney
It’s just not true, all wood is bad for the chimney if wet or if it’s not burned hot enough. Burn it at a reasonable temperature and you won’t have problems. A stove thermometer is cheap and will help you.
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