What is the minimum water flow rate Litre/p/m for a combi ?
The reasoning I'm asking is, my sister is having one install today and they have not even tested the flow rate !!!!!!
I'm guessing, is it approx 11 litres per minute ?
The reasoning I'm asking is, my sister is having one install today and they have not even tested the flow rate !!!!!!
I'm guessing, is it approx 11 litres per minute ?