Hardwood floors

I was wondering if anyone here has installed a Hardwood Floor over concrete ? I have done them over wood, but never over concrete and I am looking for any inout/experience on this matter. Thanks

I am considering purchasing a new home built last summer. I noticed that the hardwood floors seem to have areas that are uneven. Mainly in the areas between doorways where there is transition from each of the rooms. Other areas feel like the edges of the boards are raising up. Is there a need...

In our house there is an area of about 4 feet by 1foot of damage that we had to remove. I would like to sand and finish the floors but I am not sure on how to match up a repair job. The floors are original to the house. Old tounge and groove style. Any suggestions would be helpful. Also, any...

Can anyone tell me what is the best product or solutions to use to clean hardwood flooring? We have tried numerous commercial products but can never get the floor back to a complete shine. The flooring is 5 yrs old.

I currently have carpet installed in all of my rooms except the kitchen. I know that we have hardwood floors under the carpet. I would like to convert to hardwood floors. Could you tell me the procedure for sanding and refinishing hardwood floors? In addition, an area of my den floor is warped...