You may not. It could mean the water proofing was not done correctly.
yes! i install emt,grc,imc and PVC in block walls everyday.
concrete nail
You'll need sealing paint specifically for that purpose. Cinder blocks are very pourous.
Yes you would have to use glue like liquid nails!
If you go to Superior Walls website www.superiorwalls.com you will see that, unlike block walls, Superior Walls includes not only the concrete wall, but built in insulation and framing, and the walls are water-tight so in most cases you don't need to add a bituminous waterproof coating. This wall design makes it much easier for the homeowner to finish their basement and it contributes to a warmer dryer living space in the basement. Because of these extra featues and benefits you will normally pay more for Superior Walls than for block walls. Prices vary around the country so contact your nearest Superior Walls dealer for a price quote. The website provides contact information.
This mount will only fit onto flat walls as it needs to be attached to a stud, concrete or cinder block. Also, do to its flat shape it will not fit into a corner.
A basement where the walls have not been drywalled or plastered.
tial
It is important if your basement is unconditioned space. If your basement walls and floor are insulated it is not so important.
You can remove mold on limestone basement walls by using mold remover. Bathroom cleaners and bleach also work well for this use.
Menards sells a an cement block water proofing paint, I can't remember what the name of it was, but we used it and it worked very well. I'm sure if you go to there paint dept. they can help you. I hope you find this of some help. Good luck.
Sani-tred.com offers a complete waterproofing basement system. They guarantee their product will protect your basement 100% from water damage. This is a two step system where you paint coats of solution onto the walls in layers, giving you a water free basement.