Find out how concrete floors are installed over a wood sub floor.
Lightweight concrete floor on wood subfloor.
If it leaves an indentation it is probably lightweight concrete.
I am researching the use of icf style forms that would allow a free span from wall to wall and eliminate the wood floor structure all together.
Some of these floor systems are modifications of the aforementioned lightweight systems.
When installed correctly your concrete over plywood floor will not permit moisture through will not warp or buckle and will come with all the benefits of concrete in an easy to care for floor.
Many manufacturers of hardwood floorboards will not honor warranties if the flooring is installed on a lightweight concrete subfloor.
Metal lath stapled over plywood substrate the installation of calcium aluminate cement based self leveling concrete param 5500 along with expanded metal lath for reinforcement is a successful fast track method to convert a plywood subfloor into a beautiful concrete floor.
They would be stained and sealed to create the finished floor.
I am exploring concrete floors on the main level over basement to get some mass into the space.
Lightweight wood concrete slab.
I have used 3 4 tongue and groove plywood for the subfloor.
With some judicious control joints we only had a few cracks.
It lays down ultra flat.
For the second story a foamed type of lightweight concrete is being used over plywood for sound absorption between floors.
Check for hollow spots cracks and loose areas.
I could call in a contractor to pour gypcrete over the pex at a cost of about 4000.
Since there are no lightweight concrete contractors in our area we are going to place the concrete ourselves.
This includes lightweight wood concrete slab modular lightweight concrete floor system and precast concrete lightweight concrete floor.
Please send us information regarding the proper chemical to use to achieve the proper mix for the lightweight concrete.
Make sure the concrete is well bonded to the sub floor.
The concrete was specified to reach 3 500 psi at 28 days with a water cementitious ratio of 0 45 and a max.
Other lightweight floor systems.
We had a similar concrete floor with radiant tubing and the wire mesh attached to spacers just floated over the top of the tubing.
Draw a nail across the top.
For more on instal.
The floor is rated to accomodate 1 1 2 of concrete to encase the pex tubing.
Duraamen s param 5500 goes on thin in a 3 8 to 1 2 thick application.
Slump of 4 with shrinking reducing ad mix.
An example is lite deck which costs around 3 25 sqft of floor surface for the form.
