Post
by DIYynot »
Sat Oct 02, 2021 10:55 am
Hi there I’m planing to extend my flat roof at the side of my house , at the moment the boiler flue is just next to the existing flat roof,do I need to extend it horizontally and then instal elbow and vertical kit,or it can be done by elbow 500mm vertical pipe and elbow again?The window above is not openable.
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