Join new extension roof too next doors roof help

Require some advice please,

Had extension built and roof was meant too match into next doors pitch roof, as far as i can tell, brickies have done as asked from plans etc, but come too put roof on and pitch is completely different too next doors… (I can attach photo if someone can explain how?)

Question is, how can i carry on with roof and make sure that it’s sealed into next doors…?>

Thanks in advance…


photos please

Email me your pix and I will post them for you.