Oil Boilers: The Information You Need To Choose Th
2019-9-12 · Oil boilers are usually very efficient, with ratings of 90% or more. Modern oil condensing boilers recycle waste flue gases, increasing efficiency even more. However, similar to gas, oil is susceptible to price hikes, meaning you could be buying oil when prices are high. Also, you have a limited amount of oil, requiring regular deliveries.
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