I have had people asking about installing sheet lvt and vct directly to the osb subfloor without the use of an underlayment most flooring vinyl flooring manufacturers do not allow direct glue down directly to the subfloor.
Tile over vinyl over osb osb.
3 spread a thin layer of concrete over the vinyl and install tile.
Therefore according to the 2012 tcna handbook they are not recommended as a substrate material for direct bonding of ceramic or natural stone tile with cement mortars.
Below is one that works great for this sort of application.
I don t believe and governing or guiding agency allows or recommends it.
It won t get a bond strong enough to deal with the stresses of a direct osb to tile installation.
Plywood manufactured with a fully waterproof adhesive and with an.
This is not to say that tile cannot be installed reliably over an osb subfloor.
1 remove both layers of vinyl before tile install.
Wood based panels like oriented strand board osb expand and contract with changes in moisture content.
Ceramic tile over plywood or osb one project closer ceramic tile is a very popular upgrade for kitchens bathrooms patios and foyers.
That s where a membrane like ditra comes in.
2 install and nail backerboard over the vinyl then install tile.
However there is significant debate in the tile industry regarding the conditions necessary for a long lasting successful installation.
Other osb negatives contractors builders and home remodelers have mixed opinions about the use of osb for flooring mostly tending toward the negative.
The most current ansi standards for tile installation a108 1999 specifically exclude osb.
A plywood underlayment should be installed between the structural subfloor of the actual foundation and the flooring material.
We ve installed a number of ceramic and stone floors.
Osb subfloor is mostly serving as a base under the finish floor hardwood engineered wood vinyl tile etc and even below the underlayment in some cases.
Step 1 measure the dimensions of the room to calculate how much material you ll need to purchase.
As for peel and stick vinyl tiles to go on top of osb you are on the right track to putting a sealer on top of it.
It is resistant to water and scratches making it more durable than hardwoods or vinyl tile for these areas.
The plan is to install 12 12 ceramic tile.
I ve been told to.
Bottom line is flooring manufactures and even the osb manufacturers do not recommend gluing vinyl sheet and tile flooring directly to these subfloor panels.
When installing over existing oriented strand board osb an underlayment must be added between the osb and the tiles.
Direct gluing vinyl sheet and tile to osb subfloorsinstalling a glue down vinyl floor sheet or tile directly over oriented strand board osb subflooring has become a hot topic for me of lately.
You can use an oil based primer to coat any type of plywood you choose.
