On 12/05/18 11:47, newshound wrote:
It will almost certainly be lightweight blocks, then. They are easy to
drill into, but to get a stronger fixing you need to have a large and
long enough plug, and make sure the plug fits well in the hole you have
drilled.


For that type of block I default to Fischer everytime - they have such a
good range of plugs, and more to the point, they have extra long plugs
with anti turn ribs which are most useful in very soft blockwork.