1 Lug (BeoÄin), a village in Serbia. 2  Lug, County Offaly, a townland in the civil parish of Durrow, barony of Ballycowan, Ireland.  Lug (Derventa), a suburb in Bosnia and Herzegovina region Bosanska Posavina.
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.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.
The cost for replacing a standard gas boiler is about $4,000. A high-efficiency model costs about $7,500. This cost estimate usually includes removal and disposal of the old unit, as well as all necessary lines, ducts and wiring needed for the new system to run properly.epending on where you live they cost between $50 and $300. Some local governments also require a fire inspection before heating system replacements. The fees for these are dependent on the size of the boiler and tend to run between $40 and $75.