Ceiling Joists - Where the bloody hell are they?

[nev coss]

or get a professional in, cheaper in the long run

[Johnny Thunder]

Where abouts in Yorkshire are you groundhog?

[ValeTudoGuy]

Your just not knocking hard enough.... You need at least an 8lb hammer, you will need to swing it pretty hard to hear a difference.

[Johnny Thunder]

Your just not knocking hard enough.... You need at least an 8lb hammer, you will need to swing it pretty hard to hear a difference.