X800, how long can you leave it a sealed system ? Can it be used in conjunction with a mangnacleanse when flushing ?
am fitting a potterton heatmax, what's the script if you fit a programable salus rs ? Will it void the guarantee ?
cheers
am fitting a potterton heatmax, what's the script if you fit a programable salus rs ? Will it void the guarantee ?
cheers