Please excuse what maybe very stupid questions. But do I fill behind the wires as well as in front and should I connect the switch facia to thw wires first to eliminate wire movement once filled?
Sorry at work so can't give photo of filled holes but this is prior to filling with mortar (pre mixed sand and cement). It has one crack for length of chasing. I did dampen before but maybe not enough. Does it need packing more around the wires and can I just do that area again? Sorry am a...
Hi, I have replaced an electrical back box but was left with a large area to repair. I used mortar to fill in deep holes and have waited 48 hours for it to dry but the mortar in the chasing has a vertcalcrack down it's length how and can I repair this? Help...