It all depends on what the concrete is used for. If it's a footing or foundation that's in direct contact with, and buried by, surrounding earth, you can use heavy duty (6 mil) poly sheeting, or glop asphalt/tar all over it.
If you're talking a sidewalk, driveway, stairs, or some such visible surface with foot or vehicle traffic, you want to use a penetrating sealer---concrete sealer, or Thompson's Water Seal.
How much does it cost to seal a concrete patio
You should wait a minimum of 28 days before you seal concrete. If you pour your concrete in summer, than a minimum of 14 days is acceptable. If you seal concrete any quicker, there is a chance moisture will be trapped inside.
The best way to mix concrete for home construction jobs is with a wheelbarrow and a stiff rake. There is no heavy lifting involved and if you add the water before the mix, no one will mess it up.
a presure washer is the best way to clean concrete, keep in mind to keep moving the presure washer and not let it just set in one spot for to long.
The best concrete for making a concrete bench is Bench concrete.
More than likely your concrete was rained on before the curing had taken place. Your local concrete materials supplier will have a product you can use to seal it.
How much does it cost to seal a concrete patio
There are different ways to seal concrete. One way to seal concrete is to do it while the concrete is drying by applying a sealant with a paint roller. Another way is to use epoxy. Another great way is to use interlocking tile for the garage. Swisstrax has a good durable product that makes a garage looked. I would recommend the tile because it makes the garage look better and it is easy to install.www.swisstrax.com
You should wait a minimum of 28 days before you seal concrete. If you pour your concrete in summer, than a minimum of 14 days is acceptable. If you seal concrete any quicker, there is a chance moisture will be trapped inside.
With thinset.
long nail
Seal it in a container and put it in the refrigerator.
spit
Pour water
None. PVC is not made to be glued to concrete.
the best way to clean you concrete floors is with hot and soapy water and lots of hard work
The only sure way is to dig down on the outside and seal it from there. Water will tend to push out anything you use on the inside. If it was me, I think I would use some of the expanding foam in a can. If you can get the nozzle between the pipe and the concrete it should seal it. Finish the inside with some concrete patch caulk.