Thanks for quick reply. Not sure what you meant about fitting another standpipe (very much an amateur diy'er) I have though ordered a
'Twin Adaptor - Connect 2 of your appliances to one waste pipe'
from Amazon and keeping fingers crossed it will work.
Any help on this would be appreciated. We are fitting a second mini kitchen comprising (from right to left) a washing machine, dishwasher, fridge and cupboards but no kitchen sink. The washing machine is already plumbed in and working fine. When we went to our local large hardware store the...