1 word of advice, that no-one ever seems to do - once a month, fill both basins up with boiling hot water and some concentrated kitchen cleaner, rubber gloves on and then pull both plugs and flush the pipework clean.
Blocked Double / 1&1/2 sink water trap
- Thread starter Ethicocoa
- Start date
Or just run the washing machine on a service wash once a month. 
Andy
Andy
Yup, if there is a washing machine connected to an appliance spigot on one of the traps 
Of course Rab.
Andy
Andy