A boiler is a long-term investment. When you go to purchase a new boiler, you should have money in your pocket, not a very big amount. But when you buy a new boiler for your home, it should last for 16-20 years maximum. There is no doubt that a boiler is a very important appliance for winter. The service and maintenance are very important for your boiler. If you do not take care of your boiler, you will experience problems. If you decide to replace your boiler without any checkup or services, that is not a wise decision. Check out expert advice on boiler repair Bethnal Green on the internet to see what you should consider before buying your new boiler.Here are some of the key pieces of advice given by the experts of boiler repair Bethnal Green to consider before purchasing a new boiler:1- Before buying a new boiler, check out the condition of your boiler.• Are you experiencing rust in and out of your boiler?• Are you hearing strange noises from your boiler?• Do your energy bills vary every month?• Is your boiler flame yellow or blue?2- Fuel is the main source to run your boiler• Natural gas, electric heating and propane gas are three source of energy to run a boiler. Natural gas boilers are cheaper, but you will rarely find them. The electric boilers are very expensive and not affordable. • If your energy bill is 2000 bucks in winters when you are using a gas boiler, it will be almost double if you are using an electric boiler.3- When you think of replacing your boiler and you are living in a four season climate, you should buy a boiler in the spring season.4- The cost of a furnace also matters. If you are deciding to replace your boiler, it may be cost effective. If you are replacing your boiler, it may be possible that you will have to change all the ducts and pipes because your new boiler does not fit with the older ones.