Rather than tear out a wooden floor and installing concrete your wooden floor can be turned into a beautiful concrete floor with a concrete microtopping.
Structural concrete topping on plywood floor.
Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly.
Lightweight concrete floor provides more efficient strength to weight ratio in concrete floor systems when compared to other conventional concrete floor systems.
While all three types have many characteristics in common they.
These floors are constructed for different purposes but the reduction of dead loads on the structure is.
We had a similar concrete floor with radiant tubing and the wire mesh attached to spacers just floated over the top of the tubing.
The wood deck is to be covered by a hot mopped fiberglass roofing system which in turn will be protected by a concrete topping sloped to drains which will also be a walking surface.
Lots of guys pour directly ontop of the plywood but i wanted to find should i put a membrane between the concrete topping over plywood subfloor carpentry contractor talk.
The only noncombustible structural cementitious panel manufactured in the united states.
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.
Slump of 4 with shrinking reducing ad mix.
The topping mix that you mentioned is ok.
Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies.
Structural panel concrete subfloor is a cured in factory panel that is noncombustible inorganic mold moisture termite resistant and dimensionally stable floor assembly suitable for many floor finishes.
The reduced quantity of concrete and steel reinforcement offsets the marginally higher cost of lightweight concrete floor systems.
Given that the floor is interior the cracks between the existing concrete and the trenches for plumbing and electrical probably won t move.
With some judicious control joints we only had a few cracks.
The concrete was specified to reach 3 500 psi at 28 days with a water cementitious ratio of 0 45 and a max.
Unbonded screeds and toppings which are used when it is impossible to ensure a good bond between floor and screed or topping.
We are going to be pouring a 1 5 concrete slab overtop of a plywood floor to encase our in floor heating pipes.