Liners or poured concrete.
Pouring concrete floor in crawl space.
But there are other differences too such as the merits demerits and the cost as given in this decordezine article.
Concrete is heavy and mixing enough by yourself to cover your entire crawl space floor and walls is out of the question.
Permanently seals walls and floors.
In many areas of the world digging a basement when building a home is not prudent.
And that leads to more mold.
The lack of a crawl space means all furnace parts and ductwork must be installed above the floor.
Are built over exposed dirt crawlspaces.
Concrete slab or crawl space.
In this design a concrete pad called a mud pad is poured on the crawl space floor.
Rocks soft terrain and seasonal rainfall often make the decision to install a concrete crawl space a wise and natural choice.
The most basic difference between concrete slab and crawl space foundations is the height of the house.
A concrete crawl space can keep out moisture and bugs.
To pour a floor 3 thick over a 1500 square foot crawl space floor alone is 14 4 cubic yards of concrete.
The alternative to pumping concrete is a liner sealing system of the crawl space.
Getting concrete from a truck into your crawl space is a difficult.
The floor is currently stone and dirt above a white plastic sheet which shows through in a few places.
Which is a better option.
Also since concrete does not provide a thermal break a temperature difference between the air and the concrete surface will cause condensation.
With and with out a vapor barrier.
No problems with mold mildew rodents or insects.
The walls i believe are concrete black.
The crawl space opens to a smaller basement below it.
Fast a floor can be poured in a day or less.
This is a spacious crawl space.
It houses the propane furnace and the electric water heater.
As with any building project there are pros and cons to this decision.
Posted march 1 2013 by bha staff filed under crawl space waterproofing homeowner tips over 25 million homes in the u s.
That is 1 1 2 truckloads from a concrete truck.
20x24 feet and nearly 6 feet tall.
This is done several ways.
With no crawl space under the house to allow hot cold air through the floors utility bills are lower.