Ammonia is a normal constituent of all body fluids. At physiologic pH, it exists mainly as ammonium ion.
Compare the cost of the repair to the cost of replacing. A repair averages between $300 and $500 for most common issues. A replacement can cost between $3,000 and $5,000 for the new equipment installation, inspections and removing the old system.f you have a boiler installed or replaced, you might pay anywhere between $3,111 and $7,204. On average, homeowners tend to pay $5,100. These prices are highly dependent on the type of boiler you choose.
1 If you want to swap a regular boiler with a combi boiler unfortunately there will be a lot of pipework changes needed (although you will be doing away with your hot water tank!), so the price to buy and fit this type of boiler starts at about Â£1800.pproximate starting prices are discussed below: 1  If you are keeping the same type of boiler (e.g. if you have a existing combi boiler you are replacing it with a new combi), the price to buy and install it will start at about Â£1300 provided there are no real plumbing adjustments required.