If carpeting in a basement is absolutely needed it should be elevated off the slab floor by using a raised subfloor of sleepers and plywood or dricore panels.
Sub flooring for wet basements.
I have a few suggestions that may help.
Dricore is the one step engineered subfloor solution that is specifically designed for basements.
Its dimpled rugged gray plastic membrane provides a seamless mold and moisture barrier for any concrete slab on grade floor in your home.
Its 100 waterproof and an excellent choice for damp spaces like kitchens and baths as well as flooring for a wet basement.
Is water coming into the basement during wet weather.
This product works great for basements and other places that may get wet or have moisture such as kitchens entryways powder rooms.
Given that this is going down over a concrete floor don t technically need a cushion as you call it but i would suggest first installing dricore subfloor or dricore.
While proper landscaping can direct rain water away from your house it doesn t always solve the problem of water vapor.
For a warm and comfortable basement choose the dorken delta fl subfloor.
Many basement flooring materials like paint epoxy tile and rubber flooring for example can go down directly over the basement s original poured concrete floor as long as the.
This kind of damage should be repaired before any new basement flooring is installed.
Wet basement floor solutions there are several methods of battling the problem of basement moisture including landscaping creating vapor barriers and raised floor tiles with a vapor barrier.
Dricore subfloor is the first and most important step towards creating a new living space as warm and comfortable as any other space in your home.
Generally no matter what type of material the carpeting is made from do not install it in wet or even semi wet areas.
Even an inch or two in elevation for your subfloor will make a noticeable difference.
It creates an air gap above cold damp concrete to protect insulate and cushion your finished floors.
Yes you can build a 12 inch high basement subfloor and stay dry above everything but basement ceilings tend to be low.