I'm afraid I dont know the layout. The house is about 12 years old, with 10mm microbore feeds to the radiators. In an ideal world I guess there would be separate 22mm spurs (?) to feed top and bottom floors but both plumbers who visited suggested there would be considerable work in raising...
Hi there,
Can anyone tell me what the building regs say about replacing a boiler in an existing house over 150m2?
I have two quotes from corgi registered plumbers. One says I have to establish two zones that can be independently controlled in terms of temperature and time (involving two sets...