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