Soudal Fix-All
https://www.tlc-direct.co.uk/Products/FXFAHT.html
Cheaper than Sikaflex and works brilliantly. I use it for electrical back-boxes on high density blockwork. Quicker and cleaner than drill/plug/screw.
Dee
https://www.tlc-direct.co.uk/Products/FXFAHT.html
Cheaper than Sikaflex and works brilliantly. I use it for electrical back-boxes on high density blockwork. Quicker and cleaner than drill/plug/screw.
Dee