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.
The cost of installing a new or replacement boiler is often more expensive than the boiler itself, so you need to know what to expect before you contact a qualified boiler engineer.This isn't a job you can do yourself to cut costs, unless you're a Gas Safe registered installer.eplacing an existing gas condensing combi boiler in the same position as the previous one. This job involves removing and disposing of the old boiler before installing the new one. Expect to pay Around Â£540 - Â£660. If your heating system is very old, it may need a mechanical flush-which costs around Â£510.