While you wait for answers, we may have found some information which could help you.
Success
Message
Toilet seat?
leaking cistern?
Macdee cistern inlet valve?
Derwent Macdee metro syphon repair?
macdee dve 0600?
I need new bellows for my macdee pneu-compact 6 litre cistern?
Macdee Metro 3 Part Toilet Syphon?
How do we change the flush from 1/2 to a full flush?
how do I adjust a dve 0600?
cistern constantly fills and runs into toilet pan?
where can I get spares for a Derwent Macdee 9.5 inch round syphon ?
my toilet wont flush?