insert

Hello there! I'm trying to buy and install an electric fireplace insert (was looking at Dimplex Chassis 600) to cover up a hole that for some reason was made in a fireplace in my flat. I'm not sure if it's possible to enlarge the existing hole to fit a relatively thin insert or would there be...

Hi all Sorry if this is a daft question, but is there any chance someone could help us to identify the cartridge in the pictures attached, or point us in the right direction? I'm not well enough to replace the whole tap but can replace the cartridge, and unfortunately I can't afford £60 +...