Look out when using muriatic acid around your cast iron tools in your shop.
It will rust the hell out of everything it comes near !


"RB" wrote in message
...
What is a silicon bonding agent?

RB

Chipper Wood wrote:
First enlarge the hole so that all parts of it are at least 1 inch deep.
Vacuum out the hole if possible etch the old concrete with diluted
muriatic
acid. Rinse thoroughly and apply a liquid silicon bonding agent before
filling the hole with new cement.