Recent content by mgns

Thanks for the info guys. I did look at upgrading the water mains to go down the unvented route but I struggled to find enough space for a cylinder. So, if I leave the mains as is, would it still be advisable to go for the 837 or is it a waste of money seeing as I wouldn't get full usuage...

Hi, After getting some quotes for a new combi boiler, I'm a little confused as to which size boiler - DHW wise - would be appropriate? The 2 choices are: Vaillant 831 @ 12.7 l/m Vaillant 837 @ 15.2 l/m The house: Incoming mains measures at just over 16 l/m and pressure at 3.5...