How to fix a running toilet with a button flush: A DIY guide

Finger on hand pushing dual flush button on top of toilet cistern
(Image credit: Getty Images)

Knowing how to fix a running toilet with a button flush is a skill any DIYer should have in their arsenal. It means you can quickly sort out any issues, get your toilet working properly and not have to splash out on the expense of calling out a plumber. 

Typically a running toilet is easy to fix, but it may involve purchasing new parts increasing the price of the job. But, if you are thinking about renovating your bathroom in the near future, you might be better off putting the cost of the parts towards a new toilet.

Here we take a look at common causes of a running toilet, how to fix it and reveal how much a plumber will charge. 

Steve Jenkins

Steve Jenkins is a freelance content creator with over two decades of experience working in digital and print and was previously the DIY content editor for Homebuilding & Renovating. 

He is a keen DIYer with over 20 years of experience in transforming and renovating the many homes he has lived in. He specialises in painting and decorating, but has a wide range of skills gleaned from working in the building trade for around 10 years and spending time at night school learning how to plaster and plumb.

He has fitted kitchens, tiled bathrooms and kitchens, laid many floors, built partition walls, plastered walls, plumbed in bathrooms, worked on loft conversions and much more. And when he's not sure how to tackle a DIY project he has a wide network of friends – including plumbers, gas engineers, tilers, carpenters, painters and decorators, electricians and builders – in the trade to call upon.