hello
just had a cooker installed an the installer used a normal back plate elbow is this allowed? my previous house had a female ion like this one
http://www.screwfix.com/p/female-elbow-15mm-x/55471
thanks
just had a cooker installed an the installer used a normal back plate elbow is this allowed? my previous house had a female ion like this one
http://www.screwfix.com/p/female-elbow-15mm-x/55471
thanks