Their is a guttering connector joining the two properties together.See attached photos How do I get the clip undone on my side so I can put a new guttering section up, if I replace the seal on my side will that effectively seal it or should should I put silicon sealant on the seal?? Thanks.
In theory you shouldn't need to use a sealant if you have the right size clips, however in practice you often need to to get a good seal, or sometimes if can be tricky to get exactly the right clips. In this case you can use a special gutter sealant, like this one:
DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!